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Grimoire & Key #2

The Hunt of Calypso

Not yet published
Expected 24 Apr 26
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He knows me by another name. But that girl is dead.
And she needs to stay dead.

The Hidden Sea has swallowed ships whole. Only the brave, or foolhardy, risk setting sail in search of her magical islands and enchanted treasures.
Caly knows only too well the lost riches in those waters. The granddaughter of the legendary Captain Calypso, she awaits the day when she can finally claim her inheritance. But until then, she’s forced to travel with a crew when she’d rather rule the waves alone.
Hunter Calder set sail on the Golden Flame over three years ago with little hope of making it back to Cartier City and keeping his promise to a friend. Lost at sea, he has little choice but to follow the orders of a ruthless captain who is becoming more mad with each passing day.
When Caly comes face to face with an old enemy and her buried secrets are at risk of being exposed, Calypso’s lost treasure may be the only thing that can save them both from a burial at sea.
The Hidden Sea is about to have a new queen.

Filled with heart-pounding action and an impossible quest, this second book in a sweeping reimagining of Alexandre Dumas’ masterpiece, The Count of Monte Cristo, invites you to set sail with a motley crew and watch as Caly discovers what it takes to not only find legendary treasure, but become a legend herself.

Hardcover

Expected publication April 24, 2026

12 people are currently reading
175 people want to read

About the author

Erin Phillips

12 books1,179 followers
Stories teach the heart to believe, and Erin tries to fill every second with stories, whether it’s an audiobook while on the go, a movie with her hubs, or just snuggling up with a good book. She is not afraid of a dark story, for the Light is often the most brilliant in the dead of night.
Erin graduated from the University of North Carolina School of the Arts with a B.F.A. in Costume Design & Technology, and lives in North Carolina with her husband, Jeremy, and their happy corgis, Parker and Fable.

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Displaying 1 - 13 of 13 reviews
Profile Image for Abigail McKenna.
930 reviews152 followers
Want to read
August 8, 2025
I got the honor of being an alpha reader for this story, so I won't say too much until I get to review a more finished version next year, but it's going to be SO GOOD and I can't wait for everyone to read it and fall in love with it like I did 🥰
Profile Image for Erin Phillips.
Author 12 books1,179 followers
Read
September 20, 2025
For those who are bleeding
and for those who help us mend

Quand on est aimé on ne doute de rien.
Quand on aime, on doute de tout.

-Colette
Profile Image for Renae | Redhair_and_Books.
163 reviews8 followers
August 2, 2025
Literally OBSESSED with this book and feel it’s Erin’s best one yet!! Real review to come closer to publishing date, I just needed to fangirl a little bit real quick since I finished reading it this week!! Y’all absolutely NEED to preorder this one, trust me.
Profile Image for Melissa Miyoko.
Author 1 book15 followers
March 2, 2026
It keeps getting better!
I'm not gonna overthink this review, but if you're a fanatsy lover, you need to start this series!
Can I say Hunt of Calypso was somehow even better than Betrayal of Eden? 'Cause that sounds crazy, but it was! And I loved BoE!
Readers of this series will not be disappointed--the end is golden and I'm dying to see how all the threads come together in Book#3!
Profile Image for Leah.
35 reviews2 followers
March 2, 2026
Brilliant!
The Hunt of Calypso brings all the tension, betrayal, and grimoire magic onto the table for an epic adventure and many riveting tales across the Hidden Sea!

Picking up a few years after the events from The Betrayal of Eden, we are introduced to many new, exciting characters, as well as some familiar ones that feel like old friends.

Reading this book felt like re-reading The Voyage of the Dawn Treader, but with a twist.
Overall, I enjoyed following along with Captain Caly and her crew! I’m looking forward to the finale!

*I received this eARC from the author, but this honest review is voluntary*✨
Profile Image for Emily B..
174 reviews5 followers
November 5, 2025
4.5 stars!!! PTL for Erin Phillips and for ARCs and all da dings. Will review more thoroughly when cover is released!!!!
Profile Image for Mychaela Bardakjy.
147 reviews9 followers
September 28, 2025
Honored to be a Beta reader for this book, so I’ll share a more detailed review when it gets closer to release. But I will say this book is just as good as, if not better than, The Betrayal of Eden. I really had a hard time not binging it, I was hooked from the get go, and absolutely cannot wait for everyone to get to read this book!
Profile Image for Tirzah Adcock.
11 reviews
Review of advance copy received from Author
February 22, 2026
I received this ebook for free with no obligations as a member of Erin Phillips’ Street Team!

I have so much to say, I don’t know where to start!
First off, no spoilers, cause release day isn’t until April, so don’t worry!

This was such an amazing sequel, it actually might be better than the first! But then again, I feel like both books fit into their own different categories, that it is almost impossible to compare them! It was such a great continuation and natural progression of Eden‘s story.

Without giving too much away, this book was:
Magnificent
Healing
So much fun
And the best pirate, action/adventure novel I’ve ever read!

This book takes the best parts of Treasure Island/Planet, 20,000 Leagues, National Treasure, and Pirates of the Caribbean and gives us truly one of the best adventure novels of modern times! All while continuing Erin’s gender-swapped retelling of the Count of Monte Cristo!

The lore is so grounded and thought out that I just want to know MORE about the Grimoires, their history and Notre Pere, the God equivalent of this story’s world.

The characters were so relatable too! Even though I’ve personally never experienced betrayal, I have dealt with trust issues and just wanting life to be kinder and better to me. I can relate to, and understand the loss that a lot of the characters have and the desire to want to tip the scales of justice myself.
There was so much realism, and humanity in the characters that they don’t just feel like characters in a book, but almost like real people themselves.
Now, I will say that some of the side characters we meet annoying and hard to like it first (looking at you Bara), but thankfully they get better or redeem themselves in the end.
As for the villain of the story, I don’t wanna give too much away, but I do want to say that he had the essence of a really great Disney villain! So much so, that I really wish we had villains like him more nowadays! The climax was absolutely stunning and reminiscent of one of the classic Disney villain fights. I’m talking like Gaston and Clayton mixed into one, where you see the culmination of all of the buildup of madness and anger and evil come to a head and burst at the end of the story!

I now can’t wait for book three and find out just how our Edmond Dante’s equivalent will get her revenge. Because trust me, I will devour every satisfying portion of comeuppance that is dished out! You’d better believe it that I’ve been waiting for a certain long list of people to get served their just desserts since book one.

Thank you so much Erin for choosing me to be on your Street Team!
Profile Image for Mandee (mandee.reads.cleanbooks).
56 reviews
Review of advance copy received from Author
March 3, 2026
Let me just start by saying how much I love all of Erin's books. They capture my heart every time, so I was super excited to read THOC. I'll be honest though, I wish I had reread TBOE, simply because there were several names I forgot. That was definitely a me problem though😅. I always love the writing style and flow of Erin's books. She does a great job of making it feel very natural. I loved Jo's personality! She is so sweet and I love her enthusiasm for life.
One of my favorite things about Erin's books is that they are no spice and no profanity. I can recommend them to people without being worried at all. I loved the pirateyness(I think I just made that up) of THOC. TBOE had a completely different setting, but I loved THOC setting just as much! The tidbits from Valentine that gave an insight to what was happening back in Cartier City. And then the epilogue fit perfectly in with that! I'm literally on the edge of my seat in anticipation of book 3! Thank you to Erin for the chance to read this early😊
Profile Image for Rachel Blanchard.
Author 4 books10 followers
Review of advance copy received from Author
February 15, 2026
Like a magical Pirates of the Caribbean adventure, in book two of the Grimoire & Key trilogy, Captain Caly and her loveable crew tackle storms, treasure hunts, and monsters of every kind. Caly has to heal the hurt of her past in this clever Count of Monte Cristo reimagining. It's a complex and realistic exploration into the extremes we fall into after being betrayed.
I love Caly's fierce new fire, but how she also has to learn to trust and be cared for. Characters feel the consequence of striving to control the outcome. I loved to see Hunter further embrace his protective side that we saw glimpses of in Book 1.
Breathless danger, swoony romance, and hilarious commentary clash swords masterfully throughout this stakes-raising sequel. I can't wait for the final installment!

*I received this early ebook for free with no obligations.*

Favorite quotes:

"His arms wrap around me and I sink against him, feeling his chest rise with each breath. Just two restless souls desperate for solid ground but destined to float adrift, the casualties of someone else’s raging storm."

"His silence, staring at me like he’s trying to find a star map in my freckles, makes my heart beat so loud that I fear it might burst and make me say something I’ll regret. Or maybe that I won’t."
Profile Image for Samantha Morgan.
73 reviews
Review of advance copy received from Author
March 1, 2026
I was lucky enough to receive an arc of this book, but my review is my own…I loved being back with this story. Eden dying to herself and becoming this strong captain Caly is so heart warming! It was so hard to see what happened to her in the first book but she really became something special in this book. Finding treasure that was left to her from Captain Calypso. The crew that turn into friends that she meets along the way are so great in their own ways. Having each other’s backs and being friends that she could end up counting on is all the treasure she really needed. The tension between Hunter and Caly was everything! I wanted them together so badly!! And loved that they ended up together. I really enjoyed this book and cannot wait till the final one is released. I highly recommend!! Erin Phillips is an autobuy author for me and I will forever be reading her books!
This entire review has been hidden because of spoilers.
134 reviews
Review of advance copy received from Author
February 27, 2026
I love love loved this! The magic system, so stinkin cool! The whole concept of the Hidden Sea was just fascinating.

I enjoyed reading the character development of Caly and Hunter, and the little bit of romance is so sweet. The side characters that are introduced are phenomenal and I hope they are present in the third book!

I saw the influence of the Counte of Monte Cristo, but there also feels like some influence from the movie version of the Voyage of the Dawn Treader.

Thank you so much Erin for the privilege of reading this early!!
Profile Image for booknerd907.
27 reviews
Review of advance copy received from Author
February 25, 2026
I LOVED THIS BOOK!!!
The second installment of The Keys of Grimoire trilogy is amazing!!!!! laughed, cried, and did my best to not scream in the middle of the night. * I received this eARC from the author, but this honest review is voluntary.*
Displaying 1 - 13 of 13 reviews

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