J.T. Baier

Riker has gone up against terrorists, kidnappers, and drug cartels, but the greatest evil he faced in his QS-4 career was a man named Charles Fraction. Now Fraction has resurfaced, and Riker will stop at nothing to take him down....

When Matthew Riker returns to Iowa to attend the funeral of his high school wrestling coach, he finds a lot has changed since he last set foot in his hometown....

Matthew Riker promised to walk away from a life of violence. Now he’s broken his word, and it’s time to pay the price....

Matthew Riker keeps to himself, doesn't cause trouble, and never talks about his past. But after a chance encounter with a woman and a small child on the run, Riker will have to make a choice: use his hard-won skills to save two innocent victims, or stay in the safety of his quiet life....

After the defeat of Charles Fraction, things are going well for Matthew Riker. But when Riker and his team take a seemingly simple job to hand off a briefcase in a luxury hotel in Monaco, he finds himself up against a thief who has planned for every eventuality and is always three steps ahead.