What do you think?
The Fifth Ring: Book Two in the Peabody: Cosmos Series!
Doc Thorson is being goaded into a meeting with a new enemy---or is it an old enemy? He and his old adversary, Theskulis, team up to defeat a common foe who has threatened to dine on Doc Thorson. Jack Derwood, high school student with an unusual gift for languages, lends a hand. They are also helped by the unlikely heroine of cosmic detective the irrepressible Mags Hardbottle, Detective to the Stars! And now she is joined by Kogrik, her seven foot tall and trusty sidekick!
Doc knows he is being lured into a the dreaded Fifth Ring. Yet he has to his mysterious enemy, who has openly claimed that he will dine on Doc, has also harnessed the power of cosmic travel. The two cosmic adventurers, Doc and Theskulis, must join forces, along with their motley crew of helpers, and discover the lair of this brilliant, savage, and voracious enemy.
Doc knows he is being lured into a the dreaded Fifth Ring. Yet he has to his mysterious enemy, who has openly claimed that he will dine on Doc, has also harnessed the power of cosmic travel. The two cosmic adventurers, Doc and Theskulis, must join forces, along with their motley crew of helpers, and discover the lair of this brilliant, savage, and voracious enemy.
191 pages, Paperback
Published February 12, 2025
About the author
Jeri Massi
102 books106 followersJeri Massi is the author of the Peabody Adventures, the Bracken Series, the Peabody High Mysteries (SF), and more
A passionate fan of classic Doctor Who, Jeri Massi has been regaling fans with space opera, SF mystery, and forensic procedurals for more than 30 years. A martial arts master in Tae Kwon Do Chung Do Kwan, with a degree in Electrical Engineering Technology, Jeri further perfected her grasp of science and engineering by working in pharmaceutical research and validation for 20 years.
She has published short stories on the web, in fanzines, and in reading anthologies for large publishing houses before choosing Indy writing. Her novel, Valkyries, published by Moody Press, was nominated for a national book award. Jeri's SF relies on suspense, some horror, comedy, and vivid, relatable characters.
You can track her booklist, adventures with cancer, and articles on great books on her Substack page.
https://jerimassi.substack.com
A passionate fan of classic Doctor Who, Jeri Massi has been regaling fans with space opera, SF mystery, and forensic procedurals for more than 30 years. A martial arts master in Tae Kwon Do Chung Do Kwan, with a degree in Electrical Engineering Technology, Jeri further perfected her grasp of science and engineering by working in pharmaceutical research and validation for 20 years.
She has published short stories on the web, in fanzines, and in reading anthologies for large publishing houses before choosing Indy writing. Her novel, Valkyries, published by Moody Press, was nominated for a national book award. Jeri's SF relies on suspense, some horror, comedy, and vivid, relatable characters.
You can track her booklist, adventures with cancer, and articles on great books on her Substack page.
https://jerimassi.substack.com
Ratings & Reviews
Friends & Following
Create a free account to discover what your friends think of this book!
Community Reviews
Displaying 1 - 9 of 9 reviews
September 23, 2026
The Fifth Ring was a surprisingly fun and fast-paced sci-fi read. I wasn't sure what to expect from the blurb, but the mix of humor, cosmic stakes, and eccentric characters really worked for me.
The highlight was definitely Mags Hardbottle and her sidekick Kogrik. Mags brings a lot of energy to the plot, and her dynamic with Doc Thorson keeps the story moving briskly. Watching Doc have to team up with his rival, Theskulis, added an interesting layer to the conflict, especially with the bizarre threat of a villain who literally wants to eat scientists.
It gets a little chaotic in the middle with all the different characters and high-concept cosmic elements, but the charm of the cast carries it through. If you like quirky adventure stories with a classic sci-fi feel, this is worth checking out.
The highlight was definitely Mags Hardbottle and her sidekick Kogrik. Mags brings a lot of energy to the plot, and her dynamic with Doc Thorson keeps the story moving briskly. Watching Doc have to team up with his rival, Theskulis, added an interesting layer to the conflict, especially with the bizarre threat of a villain who literally wants to eat scientists.
It gets a little chaotic in the middle with all the different characters and high-concept cosmic elements, but the charm of the cast carries it through. If you like quirky adventure stories with a classic sci-fi feel, this is worth checking out.
March 24, 2026
Jeri Massi writes with the assurance of an author who understands the classic traditions of speculative fiction and who knows how to reshape them into something original. The Five Rings of Peril presents itself as pulp science fiction, yet beneath the surface it reveals a thoughtful fusion of C. S. Lewis’s moral imagination, the brisk clarity of mid century adventure writing, and the unsettling cosmic strangeness found in early speculative authors. Massi uses the familiar grammar of old school science fiction with its clipped dialogue, its sense of earnest scientific curiosity, and its clean narrative lines. At the same time she enriches the form with emotional nuance and a surprising depth of character.
One of her greatest strengths is her command of scale. She moves from intimate moments of loyalty and confession to vast scenes of cosmic menace without losing her footing. The Fifth Ring sequence in particular shows her gift for mythic escalation. The story widens into something ancient and uncanny, yet the human center remains steady and compelling.
Her influences are easy to recognize, although she never imitates them. There is a touch of Lewis’s Space Trilogy in the moral architecture, a hint of Asimov in the logical elegance of her worldbuilding, and a faint echo of early Doctor Who in the interplay between cosmic danger and character driven humor. Massi’s voice, however, is entirely her own. It is sharp, humane, and quietly playful.
The characters are the true triumph of the book. Doc Thorson belongs to the lineage of the gentleman scientist, yet Massi gives him a vulnerability and moral weight that elevate him far beyond the archetype. Penny provides the emotional anchor of the story, and her journey from fear to courage is handled with restraint and honesty. Mags Hardbottle may be the most memorable creation of all. She is fierce, funny, wounded, and ultimately heroic in a way that feels earned rather than sentimental.
Massi also excels at pacing. The book moves with the energy of a serial adventure, complete with reversals and narrow escapes. Yet she threads through it a deeper meditation on identity, loyalty, and the cost of survival. Even the antagonist, Ecthroi, is more than a monster. He is a philosophical challenge, a creature whose logic is terrifying because it is so rational.
By the end, Massi has achieved something rare. She has written a pulp adventure that feels both nostalgic and genuinely fresh. She honors the roots of the genre while expanding its emotional and conceptual range. The Five Rings of Peril is clever, thrilling, and unexpectedly moving. It reminds the reader that the best science fiction does more than imagine new worlds. It reveals new facets of the human heart.
One of her greatest strengths is her command of scale. She moves from intimate moments of loyalty and confession to vast scenes of cosmic menace without losing her footing. The Fifth Ring sequence in particular shows her gift for mythic escalation. The story widens into something ancient and uncanny, yet the human center remains steady and compelling.
Her influences are easy to recognize, although she never imitates them. There is a touch of Lewis’s Space Trilogy in the moral architecture, a hint of Asimov in the logical elegance of her worldbuilding, and a faint echo of early Doctor Who in the interplay between cosmic danger and character driven humor. Massi’s voice, however, is entirely her own. It is sharp, humane, and quietly playful.
The characters are the true triumph of the book. Doc Thorson belongs to the lineage of the gentleman scientist, yet Massi gives him a vulnerability and moral weight that elevate him far beyond the archetype. Penny provides the emotional anchor of the story, and her journey from fear to courage is handled with restraint and honesty. Mags Hardbottle may be the most memorable creation of all. She is fierce, funny, wounded, and ultimately heroic in a way that feels earned rather than sentimental.
Massi also excels at pacing. The book moves with the energy of a serial adventure, complete with reversals and narrow escapes. Yet she threads through it a deeper meditation on identity, loyalty, and the cost of survival. Even the antagonist, Ecthroi, is more than a monster. He is a philosophical challenge, a creature whose logic is terrifying because it is so rational.
By the end, Massi has achieved something rare. She has written a pulp adventure that feels both nostalgic and genuinely fresh. She honors the roots of the genre while expanding its emotional and conceptual range. The Five Rings of Peril is clever, thrilling, and unexpectedly moving. It reminds the reader that the best science fiction does more than imagine new worlds. It reveals new facets of the human heart.
March 26, 2026
Massi writes like someone who grew up on mid-century serial adventures and C.S. Lewis's Space Trilogy and decided to build something that honors both without being a copy of either. The Fifth Ring moves fast, hits hard, and never apologizes for being fun. But underneath the blasters and narrow escapes there's a surprising amount of emotional weight and genuine craft that most pulp-adjacent fiction doesn't bother with.
Doc Thorson is the gentleman scientist archetype done right. He's smart and principled but Massi gives him enough vulnerability and moral complexity that he doesn't feel like a cardboard cutout. Penny's arc from fear to courage is handled with restraint instead of sentiment. And Mags Hardbottle is the standout. Fierce, funny, wounded, and heroic in a way that feels like she earned it across pages rather than having it handed to her by the plot. The interplay between the whole crew, including the seven foot tall sidekick Kogrik, has an energy that reminds me of early Doctor Who in the best way. Cosmic danger played against character-driven humor.
Massi's real gift is scale. She can write a quiet scene about loyalty or confession and then widen the frame into something ancient and mythic without losing control of either register. The Fifth Ring sequence itself is where the book reaches its peak. The escalation into cosmic strangeness feels earned because the human center never wobbles. Even the antagonist Ecthroi works because his logic is internally consistent and terrifying precisely because it makes sense on its own terms.
The prose is clean and direct. No ornamentation, no wasted motion. It reads like a serial adventure in the best sense, complete with reversals and cliffhangers, but threaded through with questions about identity, loyalty, and what survival actually costs. The final confrontation pushes into pulp-horror territory and the grotesque imagery lands because you're already invested in the people facing it.
If you want introspective literary sci-fi, this isn't that. If you want high-energy adventure fiction that's smarter and more emotionally honest than it needs to be, this is exactly that.
Doc Thorson is the gentleman scientist archetype done right. He's smart and principled but Massi gives him enough vulnerability and moral complexity that he doesn't feel like a cardboard cutout. Penny's arc from fear to courage is handled with restraint instead of sentiment. And Mags Hardbottle is the standout. Fierce, funny, wounded, and heroic in a way that feels like she earned it across pages rather than having it handed to her by the plot. The interplay between the whole crew, including the seven foot tall sidekick Kogrik, has an energy that reminds me of early Doctor Who in the best way. Cosmic danger played against character-driven humor.
Massi's real gift is scale. She can write a quiet scene about loyalty or confession and then widen the frame into something ancient and mythic without losing control of either register. The Fifth Ring sequence itself is where the book reaches its peak. The escalation into cosmic strangeness feels earned because the human center never wobbles. Even the antagonist Ecthroi works because his logic is internally consistent and terrifying precisely because it makes sense on its own terms.
The prose is clean and direct. No ornamentation, no wasted motion. It reads like a serial adventure in the best sense, complete with reversals and cliffhangers, but threaded through with questions about identity, loyalty, and what survival actually costs. The final confrontation pushes into pulp-horror territory and the grotesque imagery lands because you're already invested in the people facing it.
If you want introspective literary sci-fi, this isn't that. If you want high-energy adventure fiction that's smarter and more emotionally honest than it needs to be, this is exactly that.
March 28, 2026
Second Peabody book for me, and honestly maybe the better one. The Fifth Ring starts exactly where the last book stopped and right away things get more difficult for everybody but in a good way.
The most interesting part is watching Doc Thorson and his enemy Theskulis try to work together. Both are very smart, both are very stubborn, and both are sure the other one will stab them in the back when the moment is right. You keep waiting for it the whole book.
Mags is still my favorite character. She insists she is the famous detective Mags Hardbottle no matter what is happening around her, and it never gets old. Her friendship with the big Gronnox Kogrik is also nice to read. He sees himself as a monster but takes care of her like a father. The villain Filostrato is funny and scary at the same time, which is not easy to do.
The story moves fast. There is one calm scene at a breakfast table where they are sorting fake passports and wrong marriage papers, and even that scene is doing many things at once. Nothing feels like it is there just to fill pages.
If you did not read the first book, there is a summary at the beginning. Please read it, it helps a lot. But once you start reading, you will probably not want to stop until the end.
The most interesting part is watching Doc Thorson and his enemy Theskulis try to work together. Both are very smart, both are very stubborn, and both are sure the other one will stab them in the back when the moment is right. You keep waiting for it the whole book.
Mags is still my favorite character. She insists she is the famous detective Mags Hardbottle no matter what is happening around her, and it never gets old. Her friendship with the big Gronnox Kogrik is also nice to read. He sees himself as a monster but takes care of her like a father. The villain Filostrato is funny and scary at the same time, which is not easy to do.
The story moves fast. There is one calm scene at a breakfast table where they are sorting fake passports and wrong marriage papers, and even that scene is doing many things at once. Nothing feels like it is there just to fill pages.
If you did not read the first book, there is a summary at the beginning. Please read it, it helps a lot. But once you start reading, you will probably not want to stop until the end.
March 22, 2026
Loud, Wild, and Unapologetically Fun Sci-Fi Chaos
The Fifth Ring by Jeri Massi hits with the force of a Saturday-morning sci-fi serial—fast, loud, and gleefully over the top. This isn’t a story that sits quietly; it barrels forward with blasters firing, jokes flying, and danger escalating at every turn.
The protagonist isn’t weighed down by introspection so much as driven by grit and momentum. What makes them compelling is a kind of stubborn, almost reckless determination—the willingness to charge headfirst into chaos and figure things out on the fly. That attitude fuels the book’s energy and gives it its sense of constant motion.
Massi’s prose is straightforward and energetic, prioritizing clarity and pace over ornament. The tone leans heavily into adventure, with moments of slapstick humor that keep things from ever feeling too heavy—even when the stakes get bizarrely intense. And they do: the final confrontation, involving a grotesque, genuinely menacing creature, pushes the story into vivid, almost pulp-horror territory.
I would recommend this book if you prefer high-energy action and humor over introspective depth, or if you enjoy pulpy sci-fi spectacle more than slow, philosophical storytelling.
The Fifth Ring by Jeri Massi hits with the force of a Saturday-morning sci-fi serial—fast, loud, and gleefully over the top. This isn’t a story that sits quietly; it barrels forward with blasters firing, jokes flying, and danger escalating at every turn.
The protagonist isn’t weighed down by introspection so much as driven by grit and momentum. What makes them compelling is a kind of stubborn, almost reckless determination—the willingness to charge headfirst into chaos and figure things out on the fly. That attitude fuels the book’s energy and gives it its sense of constant motion.
Massi’s prose is straightforward and energetic, prioritizing clarity and pace over ornament. The tone leans heavily into adventure, with moments of slapstick humor that keep things from ever feeling too heavy—even when the stakes get bizarrely intense. And they do: the final confrontation, involving a grotesque, genuinely menacing creature, pushes the story into vivid, almost pulp-horror territory.
I would recommend this book if you prefer high-energy action and humor over introspective depth, or if you enjoy pulpy sci-fi spectacle more than slow, philosophical storytelling.
April 2, 2026
The Fifth Ring by Jeri Massi is an unusual but engaging mix of retro sci fi, detective parody, and light comedy, all layered over a surprisingly thoughtful philosophical core. It feels like a blend of pulpy space noir and idea driven sci fi, with enough humor and offbeat charm to keep it entertaining, even when the story leans into heavier exposition.
At its best, the book is creative and distinctive, offering something different from standard sci fi fare. That said, its quirky tone and dense moments will not appeal to everyone. Still, if you enjoy pulpy space adventures with deeper themes and a touch of humor, it is definitely worth checking out.
At its best, the book is creative and distinctive, offering something different from standard sci fi fare. That said, its quirky tone and dense moments will not appeal to everyone. Still, if you enjoy pulpy space adventures with deeper themes and a touch of humor, it is definitely worth checking out.
April 12, 2026
I really enjoyed this one. It has a strong concept at its core, and once the story gets going, it’s easy to get pulled into the world and keep reading.
What I liked most is how the mystery builds over time. You’re not given everything straight away, which keeps you curious and makes you want to find out how it all fits together. The pacing feels steady and the story doesn’t drag, which made it an easy read overall.
It’s one of those books that’s just enjoyable from start to finish without trying too hard. If you like stories with an interesting idea behind them and a bit of tension along the way, this is definitely worth picking up.
What I liked most is how the mystery builds over time. You’re not given everything straight away, which keeps you curious and makes you want to find out how it all fits together. The pacing feels steady and the story doesn’t drag, which made it an easy read overall.
It’s one of those books that’s just enjoyable from start to finish without trying too hard. If you like stories with an interesting idea behind them and a bit of tension along the way, this is definitely worth picking up.
May 12, 2026
Jeri Massi’s The Fifth Ring is the second book in a fast-paced space adventure that blends science fiction, space opera, mystery, and comedy. Once again, Massi captures the energy of classic pulp sci-fi while combining it with strong character depth, humor, elements of cosmic horror, and philosophical undertones. Readers who enjoy gripping plots, imaginative world-building, cleverly written character dynamics, and adventures that feel both nostalgic and fresh will definitely enjoy this book.
April 19, 2026
This is my second Massi book and I've liked both. They feel like 1950s pulp science fiction in the very best way. I like the world Massi's created and the cast of characters who move through it. I look forward to more in this series.
Displaying 1 - 9 of 9 reviews