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Vatican Secret Archive #1

The Vivaldi Cipher

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During the election of a new Pope in the mid-18th century, famed violinist Antonio Vivaldi learns of a ring of art forgers who are replacing the Vatican’s priceless treasures with expertly-painted fakes. Desperate, the composer hides a message in a special melody, hoping someone, someday, will take down the culprits . . .

Nearly three hundred years later, the confession of a dying Mafia Don alerts a Venetian priest to a wealth of forged paintings in the Vatican Museum, and the key to their identities lies hidden in a puzzling piece of music. Father Michael Dominic, prefect of the Secret Archives, investigates, and is mystified when he finds a cipher in an old composition from Vivaldi. Desperate to stop this centuries-long conspiracy, he calls on fellow sleuth Hana Sinclair and Dr. Livia Gallo, a music cryptologist, to help him crack the code and learn the truth.

But the Camorra, a centuries-old Italian Mafia clan, won’t stand by while some interfering priest ruins their most lucrative operation. Along with a French commando and two valiant Swiss Guards, Dominic explores the dark canals and grand palazzos of Venice to uncover the evidence he needs to stop the sinister plot. Can he unearth it in time, or will the Church’s most valuable artworks fall prey to this massive conspiracy?

If you love James Rollins, Steve Berry, and Lee Child, you may lose sleep over this impossible to put down thriller! Packed with historical events and non-stop action, readers will be burning through pages late into the night. McAvoy’s fans say his “attention to detail makes the story utterly believable, leaving the reader wondering what is real and what is fiction.”

320 pages, Kindle Edition

Published August 18, 2021

2296 people are currently reading
1576 people want to read

About the author

Gary McAvoy

34 books467 followers
Gary McAvoy is author of both fiction and nonfiction, including his bestselling thriller series “The Magdalene Chronicles,” and its sequel series, “Vatican Secret Archive Thrillers.” His nonfiction work “And Every Word Is True” has been hailed as a sequel to Truman Capote's landmark book “In Cold Blood.” Gary is also a professional collector of ancient manuscripts and historical documents, much of which informs his writing projects.

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Displaying 1 - 30 of 236 reviews
Profile Image for Carolyn Walsh .
1,882 reviews563 followers
August 16, 2021
I want to express my gratitude to the author, Gary McAvoy for the exciting Vivaldi Cipher ARC. I have read with great pleasure the three previous books featuring Father Michael Dominic with friend and colleague, Hana Sinclair, and their quests and adventures regarding sacred Biblical relics. I was happy that they moved on to new and further investigations in this pulse-pounding new book. This works as a thrilling standalone, but readers will want to meet the compelling characters in their previous three adventures also if they have not done so already.

This was an intense, thrilling, and fast-paced historical novel containing plenty of action and heightened danger. The author has once more seamlessly blended well-researched historical facts into a suspenseful, believable adventure with intriguing characters. References have been added at the end of the book explaining what is fact and which fictional parts were inserted to make this a gripping story. The city of Venice is the major location and adds to an immersive, vibrant sense of place.

Almost 300 years earlier, the eminent composer and priest, Vivaldi, was told by a Cardinal about his knowledge of the involvement of the Camorra,(part of the Italian Mafia) regarding their conspiracy in the forgery of valuable paintings by leading masters. Fearing that his knowledge could endanger his life, Vivaldi stored what he had learned in coded form in some musical notations. This Cardinal was murdered shortly after his admission. The art theft, forgery, and sale of valuable paintings throughout the centuries and down to the present day have been documented in what is known as the Coscia files. It appears that when priceless artwork is sent out to be repaired or restored, they are substituted for highly skilled forgeries, and either the fakes or originals are sold to very wealthy collectors. Records of the transactions involving the paintings, the buyers, and purchase prices are guarded in a safe by the present local Mafia don.

It is learned that many of the paintings stored in the Vatican are forgeries. Cardinal Petrini is greatly concerned. He has been the mentor, godfather, and more, to Father Michael Dominic who works in the Vatican's Secret Archives. Michael and his friend, Hana are sent on a mission to Venice. Accompanying them are two highly trained Swiss Guards, Hana's cousin Karl, and his partner Lukas. Hana enlists her former music teacher, an expert in musical cryptology, to translate Vivaldi's code. An old friend of Michael is now a priest at St. Marks and has heard in a confessional about art forgery and theft extending not only to the Vatican but possibly to the Uffizi Gallery in Florence. Once the Vivaldi code is translated, modern scientific analysis is used to examine the paintings. They need the Coscia files for evidence of listed forged paintings, the buyers of originals, their locations, and the prices paid.

Several people helping Michael's group are murdered for their knowledge of the Camorra's crimes, and the group is now in danger. At a lavish, masked Carnivale party attended by the prominent members of Venetian society, Hana encounters, Marco Picard, a former French commando, and Green Beret, who presently works security for her grandfather, a wealthy banker based in Geneva. Hana is annoyed that Marco has been sent by her grandfather to ensure her safety, but a romantic attraction develops between the two of them. This leaves Michael feeling unsettled and lonely, especially when taunted by Marco about his and Hana's growing romance. Marco tends to be a secretive and violent lone wolf, his actions causing more wrath and vengeance from the Camorra. I didn't care for the character but he was fearless, and when the others forgave him I felt I was bound to do so also.

Will they bring this crime syndicate to justice? Will they identify and recover the stolen artwork? Will Michael and Hana's friendship endure, and can they share in further adventures?
Highly recommended to readers who enjoy a tense, action-packed historical novel containing crime, dangerous villains, cryptic clues, and endearing, undaunted protagonists. A stimulating, impeccably researched, well-plotted story.
Profile Image for Matt.
4,718 reviews13.1k followers
July 17, 2021
First and foremost, a large thank you to Gary McAvoy for providing me with a copy of this novel, which allows me to provide you with an unbiased review.

Gary McAvoy returns to continue building on his previous series, though the shift away from all things Magdalene has not lessened the impact of the writing. There is still a great deal to discover in the secret archives of the Vatican and who better to bring them to light than Father Michael Dominic. It was during the election of the new pontiff in the mid-18th century that famed violinist Antonio Vivaldi came to learn a dreadful secret, one that could scandalize the Holy See for centuries. Using his skills in musical composition, Vivaldi hid a message in his music, hoping that it would be found and those responsible revealed. Today, Father Dominic comes upon one of these compositions and enlists some help to crack the code. Soon, a long-held secret that will surely tarnish the Vatican comes to light. However, its revelation comes at a price, specifically the ire of a powerful branch of the Italian mob. Dominic will have to stay one step ahead of these ruthless men to ensure the truth is revealed, but staying alive may be a larger concern.

While many would expect the election of a new pope to be a wonderful thing, the papal concave of 1740 held more problems than simply who would be the best candidate. Cardinal Pietro Ottoboni, the obvious front-runner is poisoned, holding onto the knowledge of something sinister. He confesses to Antonio Vivaldi, the famed violinist of the times, on his deathbed. Worried that his own life could be in danger, but refusing to sit on the secret, Vivaldi weaves a cipher into some of his manuscripts, in hopes that someone will learn the truth about the artwork scattered throughout the Vatican collection before it is too late.

In present day, a priest takes a confession of a dying mafia don, one who has chilling news about the Vatican’s art collection. This stirs up some curiosity, which is furthered when curator of the Vatican’s Secret Archives, Father Michael Dominic, stumbles upon one of the Vivaldi compositions. With the help of Hana Sinclair, a sharp-witted journalist, and a famed cryptologist, Dr. Livia Gallo, they all learn the message Vivaldi wished to broadcast. It would seem much of the artwork within the Holy See is forged and a powerful mafia organization, Camorra, continues to run the ring to this day.

Dominic, Sinclair and Gallo slowly uncover the truth, which leads them to one of Vivaldi’s descendants, Contessa Donatella Vivaldi herself. While visiting the woman in Venice, much is revealed and truths begin to emerge. However, this is only the beginning, as Camorra cannot have their operation foiled or the truth about the secret come to light. It’s been running smoothly for centuries and some meddlesome priest will not halt the lucrative business because he wants to ‘do right’ with his employer.

Dominic and Sinclair enlist the help of their friends in the Swiss Guard to delve deeper and uncover those responsible. This is no small feat and it’s soon discovered that with such secrets come battles to the death. As Dominic pushes ahead, his mettle is tested, particularly when Hana is captured and assured she will die. While most of the art world is none the wiser, Father Dominic must risk it all for the woman who is a friend and a truth that must come out! McAvoy picks up just where his past series ended with this chilling piece that I could not put down, no matter what obstacles tried to find their way in my path.

It was just last summer that I discovered the work of Gary McAvoy and I have not been able to say enough about him since. Using a backdrop of the Vatican, McAvoy pens a wonderful series of thrillers that push mysteries beyond what most writers would concoct and keeps the reader guessing until the end. Use of two forms of art in this piece make for added thrills in a book that tries to serve as a standalone, but is also wonderfully complements McAvoy’s past trilogy. I cannot get enough of these books, as my binge reading has proven repeatedly.

The Dominic-Sinclair connection is back and both play wonderful protagonists again. They work together well, while complementing one another in numerous ways. McAvoy avoids more backstory for them, choosing instead to push these two deeper into their roles as sleuths who seek answers amongst the dust-landed documents inside the Secret Archives. There is surely a damsel in distress portion, but it’s not because Sinclair is weak or helpless. Rather, the ruthless group knows just how to find Dominic’s Achilles heel, even if he is not yet ready to admit it.

As with each of the three previous books, those who grace the pages of the book both complement and accentuate the protagonists. There are a number of great repeat characters whose supporting role cannot be overlooked. Alongside those names and faces series fans know well are the darker characters, those who wish nothing more than to flex their muscle and show that they will do whatever it takes to see secrets kept and lives sacrificed for the caused. McAvoy does a great job contrasting the good and evil, without the need for salacious killing or language.

As I read the book, I could not help but wonder if this could be the continuation of the past series. It flows so well and keeps the same pace I found in each of the Magdalene thrillers, but seeks to branch out a little. Father Dominic is back in the limelight and using his vocation to bring new adventures to light, even if they are filled with danger. McAvoy concocts a wonderful thriller with a powerful narrative push that is like few books I have seen before. Short chapters and clipped dialogue keep the reader pushing ahead, fuelled by a plot that is full of twists at every turn. I could not stop reading and found myself bingeing just to get through this book, more out of addiction to the story than anything else. Those who have yet to discover Gary McAvoy ought to begin with his Magdalene trilogy, though I suppose this could serve as a standalone (but why would you want to shortchanged yourself?). I cannot wait to see what’s next, as I will be first in queue to get my hands on it.

Kudos, Mr. McAvoy, for another winner. You sure know how to spin a tale, with equal parts mystery and historical possibility.

Love/hate the review? An ever-growing collection of others appears at:
http://pecheyponderings.wordpress.com/

A Book for All Seasons, a different sort of Book Challenge: https://www.goodreads.com/group/show/...
340 reviews15 followers
July 28, 2021
In the last ten months, I have devoured 4 books by newcomer author GARY McAVOY. His series is called The Magdalen Chronicles. Book 4 is entitled THE VIVALDI CIPHER that includes a cameo appearance by composer Antonio Vivaldi.

The story opens, briefly, in The Vatican in 1740, as the College of Cardinals is about to vote on a replacement for recently deceased Pope Clement XII. Cardinal Pietro Ottoboni casts his vote, collapses and dies. He was the frontrunner to become Pope. Vivaldi was one of many artists who benefitted from the Cardinal’s patronage. On his deathbed, Ottoboni confesses to Vivaldi, who was also a priest, that there was a “scandalous operation run by…Cardinal Niccolo Coscia and…the Camorra.” Vivaldi was appalled by the confession and left clues to the secret in a series of handwritten sheet music.

For those who do not know it, the Camorra is a branch of the Italian Mafia. One of its biggest “fund raisers” is/was art forgeries. Coscia kept a diary in which the forgeries were detailed and it was kept up to date by succeeding generations of the Camorra. Coscia had a home on the Grand Canal in Venice called the Palazzo Feudatario that was purchased with embezzled Papal funds. In the present day, this Palazzo is the home base for the continuing art forgeries.

Father Michael Dominic of the Vatican Secret Archives (and lead character) and his friend Hana Sinclair (Le Monde journalist and heiress to a Swiss banking fortune) visit Venice where Michael has an appointment with Paulo Manetti of the Cardinal Bessarian Library. The Library is launching an antiquarian manuscript exhibit and wants Vatican input and help. Manetti shows Hana and Michael a Vivaldi music score that is unfamiliar to Hana. She had studied music and when she hummed the music, it did not sound like Vivaldi’s works. Countess Donatells Vivaldi Durazzo, a descendant of the famed composer, had donated the manuscript to the Library. Hana and Michael pay the Countess a visit and discover more Vivaldi scores that do not sound like his known works.

Hana calls on her friend and mentor, Professor Livia Gallo, to look at the scores. Livia realizes that they contain a Solfa Code that she is able to decipher using the letters TIASENO, which are the most commonly used letters of the alphabet. From this, the Team discovers the plot to forge art masterpieces from the Vatican Museum and others. The Vatican Museum alone contains some 70,000 works. At any given time, only 20,000 of those are publicly exhibited. The dollar value of the original art is worth billions of dollars/euros/pounds at today’s valuations.

As Michael, Hana, Livia and the rest of Michael’s team start their investigations, bodies start to turn up. Hana’s grandfather sends her a bodyguard, Marco Picard, a former Green Beret and agent of the French Surete. He, along with two Swiss Guards from previous books, are the muscle of Team Michael.

There are plenty of Camorra allies aligned against them. Among them are the head of Venice’s Camorra branch, an immoral Venetian Cardinal/Camorra soldier, an unscrupulous art dealer and the master forger.

If you have not read previous books by the author, it is my suggestion that you start at the beginning. All four are VERY HIGHLY RECOMMENDED.

GO! BUY! READ!
Profile Image for Tahera.
725 reviews273 followers
January 21, 2025
A fast paced, action packed, thrilling ride!

Once again I stumbled upon a series by chance 🤷!

The Vivaldi Cipher might be the first book in the Vatican Secret Archive series, but it is not the first adventure for Father Michael Dominic and his friend and fellow sleuth Hana Sinclair. The Magdalene Chronicles is the series that precedes this one and although I had not heard of either prior to reading this book, both series look very interesting. Having read and enjoyed The Da Vinci Code and Angels and Demons by Dan Brown, I am certain I will enjoy reading this series as well.

I listened to the audiobook and the narration by Will Damron was very well done.

Rating: 🌟🌟🌟🌟
Profile Image for David Eppenstein.
782 reviews192 followers
March 25, 2024
In late 2022 and early 2023 I read this author’s introductory trilogy, the Magdalene books, to the series that I suspected would follow. My suspicions have proven correct and the current book is the first in the continuation of the series with the same cast of characters involved. I guess you could start with this book but you would miss the character development the author used in the trilogy. I would therefore recommend reading the trilogy before reading this book but not doing that won’t interfere with your enjoyment of this book.

As for this book I am torn between giving it 4 stars and 3 stars so I will compromise at 3.5. The book is well written and the plot is entertaining but I had some problems with what I considered holes in the plot or at least not reasonable actions in give situations. This is a personal criticism and totally subjective and readers may not feel the same way I do so it’s a reader’s choice. However you evaluate the plot details you will still be entertained as it is a good book and the author has found a way to develop a good thriller around an archivist priest working in the Vatican. Who would have guessed?

The story in this book revolves around a 300+ year old Mafia theft ring that specializes in the paintings of old masters. The ring’s activities are revealed to the priest/composer Antonio Vivaldi 300 years ago. Fearing for his life at the hands of the Mafia Vivaldi encodes what he knows in musical notations which are lost until rediscovered in the present story. So you have an exciting story involving musical history, Church history, and art history so you learn something while being entertained. Can you ask for more? Enjoy.
Profile Image for Susan Lee Jacques.
31 reviews
September 25, 2021
Father Dominic

I have fallen head over heels for these stories. They are so interesting and the characters come more alive with every chapter. Can't wait for the next one!
226 reviews1 follower
August 3, 2023
Ok storyline but a little glib
Profile Image for Matt McAvoy.
Author 11 books94 followers
August 1, 2021
When you read a book by Gary McAvoy you know exactly what you are going to get: high quality, incredibly well researched and detailed suspense, with a theme of ciphers and codes, and this book is no different. Moving away from the theology somewhat now, The Vivaldi Cipher moves into the arena of fine art, the setting now from the Vatican to Venice, but with the same cast of characters – a clergyman, a reporter, a couple of Swiss Guard soldiers – that Gary has clearly come to know and love. They are all endearing, and the author is adding layers to their overall narrative with every instalment. Perhaps a little too much of a slow burner to be called an exciting thriller, this book, like the others is gripping and hugely interesting, and the intrigue lies in the intelligent mystery of the cipher hidden in an unusual musical composition by former priest Antonio Vivaldi.

And “interesting” is certainly the most appropriate adjective for Gary’s work, and he clearly loves what he writes about, involving meticulous and conscientious research. There’s a great appendix at the end of this book, in which Gary shares an insight into how he works as an author, and the diligent loyalty to his subject matter is clear; he is knowledgeable in everything he writes about, and crafts his stories with the authenticity of an authority in the clergy, the mafia, the Masters of fine art, classical music and special forces operatives. There is something a touch darker about this book than the others, the characters more villainous and the threat more violent and closer to home; it is a very good and very worthy instalment to the series, adding a welcome change of direction, yet retaining its usual elements of high-level criminality involving the Catholic Church, this time spanning several centuries.

I like Gary and his writing a great deal. It is well presented, entertaining and intriguing Sunday afternoon mystery, and his intellect shines through, treating his reading audience like grown-ups, which I always appreciate.
Profile Image for Vince.
230 reviews5 followers
March 12, 2022
Between historic Venice , posthumous fiction of Antonio Vivaldi and present day Camorra mafia, this is a book of old master craft, fear and greed. I must say, another well written missive by McAvoy. Great job!
Profile Image for Rob Samborn.
Author 5 books123 followers
April 16, 2023
Another fantastic historical/international thriller.

Gary McAvoy never fails to impress, entertain and educate. He’s quickly becoming one of the biggest names in historical/international thrillers, and The Vivaldi Cipher is a shining example of why. Think Dan Brown but lighter and more fun.

Follow Father Michael as he navigates the maze of black market art in Italy, following mysterious clues left by Antonio Vivaldi, hidden in his music, leading to the highest offices of the Vatican.

If you like page-turners that are informative, with captivating characters, do yourself a favor and check out The Vivaldi Cipher, along with Gary McAvoy’s other books.
6 reviews
January 23, 2025
Gran libro, con una trama entretenida, involucrando al violinista Antonio Vivaldi, una red de falsificadores de arte en el Vaticano y como siempre el Padre Michael Dominic y su equipo descifran el código para detener una conspiración que involucra a la mafia italiana Camorra.
742 reviews2 followers
March 5, 2023
A really fast paces and exciting story, involving the Roman Catholic Church, the Vatican, Old Masters and the Camorra. Not forgetting Antonio Vivaldi!
Proof is found of a conspiracy to defraud the Vatican of its Old Masters, by replacing them with excellent forgeries. The originals go to Venice for restoration. While there, they are copied. These paintings are then sold to the mega rich for hundreds of thousands of euros. Sometimes the buyer purchases the original, sometimes the forgery. A classic case of caveat emptor that had been around for over three hundred tears.
Father Michael Dominic goes on a treasure hunt with a twist. His friends, Marco, Hana, Karl and Lukas join the priest in his quest to solve the mystery, without getting themselves killed by the Mafia.
I loved this book, and was sorry to have finished it, because I could feel the tension/excitement on every page.
44 reviews
September 23, 2024
History, Mysteries, and Secrets

i love this genre: Thrillers blended with history, real places, real people, cryptography, villains and ever so human heroes.. In reading these kind of novels we learn a little of another language, some culture, history, geography, and of wonderful places like Venice.

It’s a good and fun read.
78 reviews1 follower
September 27, 2021
Awe inspiring read



I very much admire Mr. McAvoy's reach into the historical past. The manner in which he weaves together the characters and the plot line into a narrative that is kind to the history he has uncovered is impressive. An earthy mixture of tantalizing facts woven with colorful strokes of drama . The characters are believable as are their interactions. Kudos to the author.
Profile Image for Kymm.
1,007 reviews52 followers
August 5, 2021
Thank you Gary McAvoy for the ARC of your newest book "The Vivaldi Cipher!" As with the other three books written by McAvoy that I've had the pleasure of reading this one hooked me from page one. I dare anyone to read this book and not be on the edge of your seat, turning pages with lightening speed. I've learned when I'm going to read one of Mr. McAvoy's books I need to set aside a day where I have nothing else to do, all chores are caught up and I can immerse myself in the book and just sit back and enjoy the thrills. And thrills there are, lots of them!

Father Michael Dominic and Hana Sinclair are longtime friends and would be more if the Father wasn't a Father. They've been in some pretty tough spots together before and in this one they're back at it trying to solve another mystery originating from the walls inside the Vatican. In the 1700's during an election for a new Pope a musician by the name of Vivaldi learns of a scheme involving forgeries. The artwork of the masters held in the Vatican are being copied and sold, the people behind this most heinous crime is the Camorra, the centuries old mafia stronghold in Italy.

When in present day the current mob boss confesses, on his deathbed to the crime that is still going on to this day, the priest who hears his confession is stunned. Immediately he contacts the art and restoration expert at the Vatican for help. Once it's determined that yes many of the priceless paintings of the masters held in the Vatican's vault are fakes, the hunt begins for the real paintings and the culprits. Father Dominic will call on Hana and his Swiss Guard buddies to help him get to the bottom of things. With the mob involved Father Dominic knows this job is not going to be a walk in the park. When people start turning up dead and others are being kidnapped and held the team will need to resort to unconventional means to bring them to justice.

There are several things in McAvoy's books that I just love. The first is the writing, it's amazing! From book one I could tell this was an author I was going to want to continue reading. When he describes the scene for his readers he really brings the place to life. While taking me through the halls of the Vatican I could almost smell the wood of the furniture, feel the fabrics of the tapestries on the walls and taste the hot sweetened tea the Priests were drinking. In this one I was in a gondola in Venice enjoying the warm air on my face. McAvoy has a way of taking me to wherever his characters are and letting me be the proverbial fly on the wall during their story. It's really something you don't find in many books by many authors.

One of the other parts of these books that I've really enjoyed is the cat and mouse game going on between Father Dominic and Hana. Yes, I know he's a man of the cloth, but he's still a man and he's got feelings for Hana, that's been made clear through the course of the series. Hana would drop anything to be with Michael Dominic, but then there's the whole priest thing that stands in her way. I loved in this one how their relationship progressed to the point of, dare I say jealousy? on Father Dominic's part. Hana finds a love interest and Michael is having a hard time watching from the side lines. That an author can take a priest and allow his readers to see him as more than just a man of the cloth, but a man with doubts, insecurities and feelings is brave, I think.

All I can say is you must read these books, they are that good! They are very fast paced and action packed, don't blink or you may miss something. I could read more and more about Father Dominic and Hana and I'm always up for a good thriller. (hint, hint Gary) Being an atheist I never dreamed when I chose The Magdalene Deception last year as an ARC that 1) I'd love it and 2) I'd still be following the story of a priest! But these books do not deal with religion and are not religious in any way other than one of the main characters is a priest. In this one Mr. McAvoy uses the term "agnatheistic" to describe Hana who isn't sold 100% on the whole god thing. I like when an author takes a chance and confronts an otherwise taboo topic and expands on it. It makes for a more realistic version of events to me anyway. Okay, I've said enough. Read this book, but I would suggest starting with the first one just to get to know the whole backstory of Father Dominic et. al. Happy Reading!
Profile Image for James.
249 reviews7 followers
August 9, 2021
Disclosure: I’m writing this review while listening to a recording of Vivaldi’s Four Seasons. It’s a classical piece of music I’m sure most of us are familiar with, with all four violin concertos taking up less than 45 minutes (by which time I should be editing this review). Another disclosure: Gary McAvoy sent me an ARC of his latest book, for which I’m truly grateful; so not only am I listening to some Vivaldi, I’m writing about him, too, in a weird sort of way. Cheers, Gary.

Earlier this year I had the pleasure of reading Mr McAvoy’s fascinating and supremely entertaining Magdalene Trilogy. I reviewed each one of this very blog. I wondered if we the readers would hear from Fr Michael Dominic and his intrepid crew of fellow adventurers and relic-hunters again. I am happy to say that we are mere weeks away from the publication of a new book. The Vivaldi Cipher is being published on August 18, 2021. And if you’re a fan of the previous three books, then I’m happy to say that you’re in for a bigger treat.

Whereas Magdalene focused on the search for the truth behind the mystery of Mary Magdalene and her relationship with Jesus, as well as a cover-up within the Vatican City regarding her gospel and the eventual discovery of her final resting place, Gary McAvoy takes us in another direction. This time he uses his extensive knowledge and research to uncover some unpleasant truths behind the massive art collection that’s housed within the walls of the papal city. And the mystery is no less intriguing, particularly when our heroes are faced with life or death scenarios in nearly every chapter, thanks to the Camorra, one of the oldest and largest criminal organisations in Italy.

The prologue sets the scene. It’s the mid-18th century and a new pope is about to be elected. However, one of the favourites for the highest position in Christendom is poisoned, and just before his death he passes on a secret to Vivaldi who, and not many people know this, was training to become a priest. Horrified by what he hears, he knows he must share it with the world. But how can he do so without putting himself in peril? The answer is simple: he hides it in a piece of music. Nearly three hundred years later, the leader of the Camorra has a crisis of conscience, and on his death bed confesses a similar secret to Fr Rinaldo, a local priest. Lucky for him, his friend Fr Dominic is in town, Venice to be precise, and Fr Rinaldo confides in Dominic as much as he can without breaking the all important seal of confession. Dominic and his journalist friend, Hana Sinclair, enlist the help of cryptologist Dr Livia Galla, and together they play detective. Finding themselves involved in a centuries-old plot to defraud the Vatican, they chase leads up and down dark alley ways and canals. Aided by Karl and Lukas, from the elite Swiss Guard, and Marco Picard, a Green Beret and Hana’s bodyguard and now lover, the closer they get to the truth, the closer they are to certain death.

This book is a blast. It is so entertaining and fast moving, that I could barely draw breath at times. And yet, like Mr McAvoy’s previous books, I got myself an education. I was taken on a tour of Venice that not only included an art and music history lesson, but by God, some of the food these characters eat had my mouth watering, too. I felt I was in Venice a lot of the time. And now I need to go for real, though not via cruise ships. I must also beware of pigeons. Everything that made the Magdalene Trilogy one of my favourite reads of the year is here in spades. The Vivaldi Cipher is also markedly more violent than its predecessors, which is the right way to go because of the active presence of organised crime. People die and die quickly. Parts of the book might not be for the faint-hearted, but let this not be a distracted from a welcome change of pace and location. Yes, there is still skullduggery to be found within the Vatican, but the good guys will always win out. This time, however, there will be a cost.

Next book, please, Gary. Your readers and I are waiting.
Profile Image for Joan.
4,304 reviews111 followers
August 23, 2021
McAvoy has created another engaging novel combining factual events and historical figures with a creative imagination. While this is part of a series, it reads really well on its own. This adventure works well without having read the previous novels.

I like McAvoy's attention to detail. This adventure takes place in Venice and the setting descriptions are great. Many of the people in the novel are actual historical characters as McAvoy identifies in his Author's Note. An essential element of the plot is the Camorra, the Mafia organization in Italy. The villains are a worthy foe to Father Dominic and his friends.

I always like to learn something when I read fiction and McAvoy includes lots of information on how art forgers create fake masterpieces and how paintings are evaluated for authenticity. Most interesting to me was my introduction to musical cryptography. Composers would embed certain note styles into a composition that would convey a secret message. Many composers in the Baroque period did so. (504/3658) That was something new to me.

This is a good novel for readers who like entertaining and informative fiction created from historical people and events. It contains well crafted characters, evidence of much research, and a good deal of suspenseful action. McAvoy's writing style is a pleasure to experience. He provides everything I like in a novel and I will be looking for the next in the series.

I received a complimentary digital edition of this book from the author. My comments are an independent and honest review.
Profile Image for Wanda.
1,668 reviews15 followers
May 14, 2023
Father Dominic is in Venice on business but also has some time to spend with his friend, Hannah, and meets up with another old friend who is also a priest. They come across a mystery involving some music written by Vivaldi that just isn't normal for the composer and find out that it is actually a message written in code. At the same time the head of local mafia is dying and Father Dominic's friend hears the man's confession which hints at some serious crimes. The two seemingly unrelated incidents are intertwined and Father Dominic and his friends get pulled into looking into the criminal activity of the mafia. It involves art forgery with works from the Vatican. With all the connections that Father Dominic has inside the Vatican he is able to get his two friends who are Swiss guards to assist in his investigation along with a Frenchman who is a security person for Hannah's grandfather.
Father Dominic is having some personal issues with the Frenchman being interested in Hannah even though his priestly vows prevent him from having any relationships. It is something he is learning to accept. There is lots of attempts on all their lives and a few minor characters are killed. Some interesting descriptions of how the forgeries are done and the intricacies of how the whole system of switching paintings worked and who all was involved. A good thriller. Even though I don't know a lot about music I enjoyed the description of why the compositions didn't sound right and how they figured out the code. Have enjoyed the previous books by this author with the same characters and will continue with this series.
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474 reviews
August 16, 2021
From the riveting Magdalene Chronicles, Gary McAvoy now turns to the first book in his new series, Vatican Secret Archive Thrillers. The Vivaldi Cipher kicks off exposure of intriguing corruption between the high officials in the Catholic Church and a secret Mafia-like organization.

McAvoy's well-known characters, Father Michael Dominic and journalist Hana Sinclair lead the Vivaldi Cipher's adventure while adding familiar and new members to the cast.

Once again, the mystery spans centuries, involves hundreds of millions of dollars, and relies on dishonorable church leaders. An excellent storyteller, McAvoy fascinates readers with keen plotting, red herrings, and appropriate twists. And the author manages to spin this yarn at a non-stop pace. Hopefully, Father Dominic and Hana continue to find reasons to explore the mysteries of the Vatican's Secret Archives.
4 reviews
August 17, 2021
In Gary McAvoy’s The Vivaldi Cipher, the intriguing worlds of music and art collide in this rich tale of murder and mystery. While in the beautiful city of Venice on business, Father Michael Dominic is asked to view an odd scherzo apparently written by Antonio Vivaldi. When the musical manuscript is revealed to hold a message, Father Dominic and his friend Hana Sinclair – also visiting the city with Father Dominic – confront the dangerous Italian Camorra to find the truth behind the revelation. With the help of new friends and colleagues, Father Dominic and Hana uncover corruption and dangerous secrets from the Camorra and highly placed but unscrupulous individuals at the Vatican. A wonderful read that is hard to put down!
Profile Image for Maria Fledgling Author  Park.
947 reviews45 followers
March 18, 2023
Art Throughout the Centuries

Father Michael Dominic is back and masterminding the break up of an unbelievably twisted scheme involving the Vatican Art Archives.

Joining Michael are his old friends Hana, Marco and the two Swiss Guards he befriended. Which turns out to be a good thing because Michael is knee deep in the Italian mob before he knows it.

This is one of Gary McAvoy's best Father Dominic thrillers. Delving into the elite world of Italian art and the oft times shadowy organizations that enable ultra rich people to acquire unsellable Masterpieces.

I love how this author juggles several plotlines, keeps me addicted to the very end of the book and leaves me wanting more. Definitely a 5 star read.
100 reviews4 followers
August 21, 2021
Very Enjoyable Read

This was an interesting and well written thriller. The aspect that concerned me a little is that the chemistry between Hana and Michael is perhaps changing. Their declarations of their true feelings from the pervious books left me thinking that it would be something developed here and that didn’t happen. The story is well written and grabs your interest until the end though. I have to say that the last few pages did leave me thinking there should be something else.

I wonder what the author has in mind for this band of characters in his next book. Time will tell.
4 reviews
September 12, 2021
Another home run by McAvoy. I read the Magdelene Chronicles, all three books, in less than a week. Then went straight to The Vivaldi Cipher and was as delighted in it as I was The Magdelene Chronicles. The author has the ability to weave a plot that is full of intrigue and mystery while keeping your attention without getting bored with facts. Good job with all four!!
Profile Image for Linda Frank.
Author 13 books46 followers
September 9, 2021
Another Page Turning Adventure

This is one of McAvoy's intrepid team of defenders solving the mystery of art fraud plaguing the Vatican. Chock full of Venice history, including the villainous Mafia. Great forensics of art authentication. A thoroughly enjoyable read.

8 reviews
September 12, 2021
Gary McAvoy produces another winner!

I recently finished reading his trilogy and immediately downloaded this book. Continued details and adventures! Having been to Venice I could live the the story with memories!

5 reviews
September 15, 2021
The vocals cipher along with the other books in the series, didn't disappoint!

All the books in the series are spot on! After reading the first one, I couldn't wait for the others! Keep them coming!
137 reviews2 followers
September 30, 2021
Excellent!

This is a great book with history and fiction mixed together in a very readable way. You’ll learn something about great works of art, the processes used in forgery and much more. And as someone who has been to Venice, the pigeons at St. Mark’s are real!
Profile Image for Larry B Gray.
Author 6 books155 followers
April 29, 2023
Awesome Adventure

A thrilling start to the a series I look forward to. The storyline was full of action and adventure. The characters were strong and well developed. I really like this book and I highly recommend it.
8 reviews1 follower
August 24, 2021
Gripping

Especially captivating for those with a Catholic background. Kept the reader guessing about where the next crisis would appear. Made me more afraid to walk alone at night!!!
1 review
September 14, 2021
Fantastic


Having visited Venice and the Vatican and its museums, I was enthralled by the details and intrigue.Plan to read more McAvoy.
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