Ryan Kaine · #0.5
The Assessment
Some jobs are dangerous. Some job interviews are explosive.
Security consultant and former Royal Marine Commando, Captain Ryan Kaine expects his crew to be the best. When executing classified government military contracts, they need to be.
The latest group of potential recruits are enthusiastic. By the time Kaine’s finished with them, they’ll know enthusiasm alone doesn’t cut it in a war zone.
When ‘retired’ soldier, Arthur ‘Big Jenks’ Jenkinson attends one of Ryan Kaine’s recruitment trials, he thinks he’s a shoo-in. Powerful, tough, and arrogant, Big Jenks strides into the assessment centre and asserts himself from the start. He’s ready to grind ‘Captain Runt’ under his boot heel and show the little pipsqueak what a real soldier can do.
Big Jenks in for a rude awakening.
The raging fire of arrogance meets the ice cool hand of experience in this Ryan Kaine origins novella.
The series
In a world where danger lurks at every corner and justice is often more elusive than it should be, Ryan Kaine is the man you want on your side. A former military operative turned private investigator, Kaine brings a lethal combination of skill, intelligence, and an unyielding sense of duty to every case. The series, a gripping blend of fast-paced action and complex intrigue, takes readers through intense, high-stakes missions that test Kaine’s limits—physically and emotionally.
Read full series description
The Ryan Kaine series by Kerry J. Donovan follows Kaine as he navigates a shadowy world filled with corruption, betrayal, and criminal masterminds. With each new case, he uncovers deeper conspiracies, facing off against ruthless enemies and working tirelessly to right the wrongs that others have given up on. But beneath the tough exterior is a man driven by a code—a desire to protect the innocent and uphold the kind of justice that isn’t always served by the system.
Kaine’s journey isn’t just about chasing down bad guys; it’s about grappling with his own demons and the moral compromises he must make along the way. The series delves into what it means to fight for what’s right when the lines between right and wrong become blurred. With each book, readers are pulled into Kaine’s world—one where loyalty is tested, danger is constant, and no one can be trusted.
From harrowing encounters to emotional reckonings, the Ryan Kaine series offers a compelling mix of suspense, action, and character-driven storytelling. With Donovan’s sharp writing and intricate plotting, the series has earned its place among the must-read thrillers. If you’re looking for a protagonist who never gives up, even in the face of overwhelming odds, Ryan Kaine is the hero you’ve been waiting for.
#0.5 · 2020The Assessment 
#1 · 2017On the Run 
#2 · 2017On the Rocks 
#3 · 2017On the Defensive 
#4 · 2018On the Attack 
#5 · 2019On the Money 
#6 · 2019On the Edge 
#7 · 2020On the Wing 
#8 · 2021On the Hunt 
#9 · 2021On the Outside 
#10 · 2022On the Lookout 
#11 · 2023On the Brink 
#12 · 2023On the Offensive 
#13 · 2024On the Charge 
#14 · 2026On the Trail 
#15 · 2027Ryan Kaine Book 15 Be the first reviewer
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