Grizzled Sleuths, Deadly Secrets, and Sinister Puzzles: Free Mystery / Thriller eBooks

Once a Detective... (A Dan Burnett Private Detective Mystery/Thiller Book 1)

Once a Detective... (A Dan Burnett Private Detective Mystery/Thiller Book 1) FREE by Larry Terhaar: Former NYPD detective Dan Burnett fails his physical at fifty-five and becomes a private investigator, mentored by an old-school P.I. Living alone on his sailboat and devoted to his daughter, Dan takes his first solo case: a beautiful woman whose brother was murdered. The trail leads to Vegas casinos, a fortune-seeking widow—and a mob hitman.

This book is Free on March 29, 2026

Mackinac Murder: Crude Intentions (The Nick Steele Mystery Series)

Mackinac Murder: Crude Intentions (The Nick Steele Mystery Series) FREE by Vizard, Dave: Take a walk on the wild side of Mackinac Island. Go past the fudge and trinket shops to find the real jewel of Michigan resorts. A multi-layered plot reveals a shockig blackmail plan. Greed. Lust. Betrayal. Treason – all that makes the characters human. Real people, real places, real events. Real-good fiction. Get it today on Amazon.

This book is Free on March 29, 2026

The Crucifier (The Adler Legacy Series Book 1)

The Crucifier (The Adler Legacy Series Book 1) FREE by Julia Derek: As a sadistic serial killer crucifies victims across New York City, FBI Agent Gabi Longoria fears the murderer’s impossible, superhuman abilities may make him unstoppable.

This book is Free on March 29, 2026

You're Not Alone Here

You're Not Alone Here FREE by A.M Sinclair: The perfect writer’s retreat. A charming, attentive host. And a secret that will turn her dream vacation into a living nightmare. When Rachel discovers a desperate, hidden plea for help from the previous guest, she knows her paranoia isn't just in her head. If you love unputdownable suspense, claustrophobic settings, and a cat-and-mouse game where nothing is as it seems, you’ll be hooked.

This book is Free on March 29, 2026

The Raven Cipher

The Raven Cipher FREE by Madison Carter: One dead spy. One encrypted secret. One woman who refuses to let it die with him. The deeper she digs, the more dangerous the truth becomes — and the more it feels like someone she loves put it there. She has days to unravel it. The clock started the moment he fell. The Raven Cipher is FREE on Kindle until Sunday. Dare to peek inside my brain? 😈

This book is Free on March 29, 2026

The Baltimore Bell (Instead Book 1)

The Baltimore Bell (Instead Book 1) FREE by Bella Marenz: She was born wrong. Abandoned at birth and raised behind the walls of a Baltimore orphanage. When an eruption of violence forces her onto a ship, the darkness inside her begins to awaken. A gripping psychological thriller set in early 1900s Baltimore. Dark secrets. Dangerous choices. And a girl who refuses to be broken. Book 2 out now.

This book is Free on March 29, 2026

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