James P. Sumner | International Bestselling Author

This award-winning series follows the adventures of Adrian Hell, a master assassin driven by a dark past and guided by an uncompromising sense of right and wrong. Since 2013, this original series has produced multiple best-selling titles and amassed thousands of 5* reviews. Find out what over half a million readers already know by diving into this series of ground-breaking first-person thrillers, packed with action and gripping storylines — perfect for fans of Jack ReacherJohn Milton, and Jason Bourne.

Click to view the Amazon series page or read on for more details.

True Conviction

Adrian Hell: Book 1

Adrian Hell is hired to take out a corrupt businessman, but quickly realizes the job isn’t as straightforward as it first appears. The more Adrian learns about his target, the more he becomes one himself. Caught in the middle of two powerful enemies, Adrian must use every tool in his deadly arsenal to survive.

The story unfolds through the eyes of a bad man with a good heart, and seeing his unique moral compass will likely make you question your own.

ISBN: 9781914191046 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

Hunter's Games

Adrian Hell: Book 2

A year after the explosive events in Nevada. Adrian Hell takes a simple job in San Francisco. But the city is under siege. A dangerous psychopath has the authorities overwhelmed and the people scared. After a series of devastating attacks, the terrorist makes contact with the FBI. Their only demand: bring me Adrian Hell.

This hi-octane thriller is filled with blockbuster action and sharp dialogue, with a complex hero at its core.

ISBN: 9781914191091 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

One Last Bullet

Adrian Hell: Book 3

Adrian is ready to confront the man who killed his family: a powerful crime lord called Wilson Trent. But Adrian’s crusade to destroy everything Trent built on the bones of his wife and daughter leaves Josh wondering if he really wants to bury the past… or if he simply no longer wants a future.

This gritty, violent tale of revenge shows you how far someone is willing to go to avenge the people they’ve lost. When it’s over, you’ll find yourself asking: how far would you go?

ISBN: 9781914191114 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

Winner of the Audiobook Reviewers 2023 Choice Award!

Deadly Intent

Adrian Hell: Book 4

For two years, Adrian Hell has enjoyed his retirement. But one night, three strangers walk into his life and set in motion a chain of events that will shatter the life he fought so hard to build. Faces from his past and doubts about his future compel Adrian to pick up his guns once more. But he soon realizes his will to do the right thing might not be enough…

This is truly an epic blockbuster of a novel. An intense, gripping, intelligent storyline, filled with compelling characters and unforgettable action.

ISBN: 9781914191138 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

A Necessary Kill

Adrian Hell: Book 5

The explosive events in Deadly Intent changed the world forever. Now, Adrian is separated from his allies and on the run, hunted by the U.S. government, who believe he was responsible for a devastating terrorist attack. But only he knows the truth…

This intelligent and frighteningly-plausible thriller won the 2015 Kindle Scout program. Filled with intense action and award-winning dialogue, this international bestseller is simply unmissable.

ISBN: 9781914191183 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

Good Intentions

Adrian Hell: Book 6

As the world recovers from the shocking events in A Necessary Kill, Adrian is living a new life, killing without prejudice to repay the debt he owes the people who saved him. But he can’t change who he is. When he begins to question the motives of his saviors, he puts himself in a dangerous situation that could cost him everything.

An intense and gripping instalment in the award-winning series that you won’t want to miss.

ISBN: 9781914191206 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

Thicker Than Blood

Adrian Hell: Book 7

Reunited with allies under the most difficult of circumstances, Adrian is hunted by the full might of a shadowy organization determined to change the world as we know it. His past holds the key to stopping them, but will he survive long enough to fire the most important bullet of his life?

A heart-stopping conclusion to a conspiracy that has spanned four incredible novels, this award-winning thriller is simply unmissable!

ISBN: 9781914191220 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

Blowback

Adrian Hell: Book 8

Two years after the  events in Thicker Than Blood, Adrian has semi-retired in Tokyo, taking low-level contracts to keep boredom at bay. He’s found an unlikely love and an uneasy peace. But a ghost from his past is lurking in the shadows, looking to destroy everything he’s built. Can he protect everything he is afraid to lose?

In this unforgettable thriller, Adrian is pushed beyond his limits, where he discovers a side of himself even he never knew existed. The world isn’t prepared for what he will unleash.

ISBN: 9781914191244 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

The Devil You Know

Adrian Hell: Book 9

Still reeling from the events in Tokyo, Adrian receives a call that will change his life forever. He is summoned to Washington D.C. by an old friend who needs his help. Torn between his desire for a peaceful life and his unwavering urge to do what’s right, he knows his toughest choice is really no choice at all.

This near-perfect thriller is complex, emotional, relentless… and not to be missed. The action unfolds around an incredible cast of characters, and the story leads into the crossover event of the century: Critical Strike.

ISBN: 9781914191169 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

Become Death

Adrian Hell: Book 10

In the aftermath of Critical Strike, Adrian’s world was shattered when he came face-to-face with someone he had long thought dead. The revelation destroyed all sense of his identity. Turning his back on his friends, his loved ones, and even himself, he alone must confront a deadly enemy and a disturbing truth that will change his life forever.

This emotionally charged conclusion to the critically acclaimed series is truly unmissable. Staggering in its scale, and unforgettable in its delivery, Become Death will be talked about for years to come.

ISBN: 9781914191312 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

Five Rounds

Adrian Hell: The One-Shot Collection

Five Rounds is an omnibus of short stories that focus on Adrian Hell’s early life as an assassin. It contains five “One-Shots” that chronicle Adrian’s personal journey before the events of True Conviction, detailing some of the key contracts that helped establish and define his career.

Includes: Forged, Tested, Broken, Runaway, and Nowhere.

ISBN: 9781914191329 — can be used to order copies into any bookstore or library worldwide. A popular selection is listed below:

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