Shadow Zero (An Agent Zero Spy Thriller—Book #13)

“You will not sleep until you are finished with AGENT ZERO. A superb job creating a set of characters who are fully developed and very much enjoyable. The description of the action scenes transport us into a reality that is almost like sitting in a movie theater with surround sound and 3D (it would make an incredible Hollywood movie). I can hardly wait for the sequel.” --Roberto Mattos, Books and Movie Reviews

SHADOW ZERO is book #13 in the #1 bestselling AGENT ZERO series, from #1 bestselling and USA Today bestselling author Jack Mars (with over 10,000 five-star reviews). The series begins with AGENT ZERO (Book #1), a free download.

A crashed satellite's secrets spur CIA Agent Maya Lawson on a perilous mission to the jungles of Africa—only to find herself betrayed and captured deep in enemy territory.

Thousands of miles away, the man formerly known as Agent Zero, long thought dead, must abandon his quiet life and return to the chaotic world of espionage, lured out by the only thing that would ever lead him return: to save his daughter's life.

The AGENT ZERO saga offers a gripping journey packed with unexpected turns and dynamic action, keeping you enthralled from start to finish. At the core of this thrilling series is an engrossing relationship between a father and his daughter, which is sure to keep you reading voraciously until the early hours.

Books #14--#24 in the series are also available!

“Thriller writing at its best.” --Midwest Book Review (Any Means Necessary) ⭐⭐⭐⭐⭐

“Thriller enthusiasts who relish the precise execution of an international thriller, but who seek the psychological depth and believability of a protagonist who simultaneously fields professional and personal life challenges, will find this a gripping story that's hard to put down.” --Midwest Book Review, Diane Donovan (regarding Any Means Necessary) ⭐⭐⭐⭐⭐

“One of the best thrillers I have read this year. The plot is intelligent and will keep you hooked from the beginning. The author did a superb job creating a set of characters who are fully developed and very much enjoyable. I can hardly wait for the sequel.” --Books and Movie Reviews, Roberto Mattos (re Any Means Necessary) ⭐⭐⭐⭐⭐

© 2025 Jack Mars (Audiobook): 9798341592452

Release date

Audiobook: 19 August 2025