Your Mystery and Thriller Book Bargains for September 25, 2026

For 26,000 years, the truth about human history has been buried. When journalist Daniel Rossler and archaeologist Sarah Clarke uncover a message hidden inside the Great Pyramid, they discover proof of an advanced ancient civilization—and a warning. Now a secret society and rogue agents will kill to keep the Tenth Cycle buried.

The first 6 books in the Sam Reilly action thriller series!
1. The Last Airship

A long-lost airship with a deadly cargo. . .

In 1939 a secret airship departed Germany in the dark of night filled with some of the most influential people of its time, each carrying their most valuable possessions.

One such item amongst them was as dangerous as it was priceless.

The airship never reached its destination.

2. The Mahogany Ship

An ancient shipwreck.

A pyramid half a mile below the sea.

And a puzzle that must be solved before it destroys humanity.

3. Atlantis Stolen

A civilization stolen from the history books.

A billionaire’s obsession to unlock its secrets.

A brotherhood determined to hide the truth.

And time is running out.

4. Rogue Wave

The offer – $20 billion split between four leading scientists on alternative energies to purchase and then squash their research lines, which include the recent discovery of a powerful new energy source capable of replacing mankind’s reliance on fossil fuels.

But will any one of them live if they refuse?

5. The Cassidy Project

In the middle of the Pacific Ocean in 1962, the U.S. military experimented with electromagnetic pulses created by detonating high atmosphere nuclear bombs.

The secondary objective, was deemed too important to national security to ever be released.

6. The Nostradamus Equation

In the present day, Dr. Zara Delacroix enlists the help of Sam Reilly to hunt for answers about a book she believes was buried in the Sahara centuries earlier. This ancient manuscript was named The Book of Nostradamus.

Books 7 to 12 in the Sam Reilly Action and Adventure Thrillers!
7. The Third Temple

A mystery wrapped in a myth about the origins of humanity.

A race to find an ancient pyramid hidden in plain sight.

A secret so dangerous its guardians will kill to protect it.

8. The Aleutian Portal

A Russian cargo ship sinks in the shallow waters of the Bering Strait, and somehow vanishes without a trace.

In the Colorado Plateau Desert, a cowboy follows a river of sand into an undiscovered ruin.

A tunnel-boring operation between the Alaskan and Siberian peninsulas is stalled when its largest burrowing machine disappears into an abyss.

9. Code to Extinction

Extreme weather conditions are wreaking havoc on the world, and baffled scientists are unable to discover the cause.

After attempting suicide, Julia Benson discovers that a demon is stalking her—the very demon who seduced her to the edge of death. And nothing will stop him from finishing what they started…

Fusing the psychological thrills and religious horror of The Exorcist with the dark fantasy of Hellraiser, Suicide Demon is a Dantean descent into the hell realms of demonic possession, body horror, religious trauma, split personalities, and fallen angels.

(Trigger warning: themes of self-harm and suicide.)