The novel “Tripwire” by Lee Gimenez was published for the first time in 2021. It’s part of the J.T. Ryan series.

When briefcases containing small atomic bombs are stolen, the US president decides to entrust the investigation to a restricted group of people. There’s the serious suspicion that a traitor with a rank high enough to be able to reveal the top-secret location of the briefcases leads to a highly classified investigation.

With Erin Welch unable to participate after the death of her fiancé, the investigation must be led by J.T. Ryan, Alex Miller, and his CIA agent Rachel West. The explosion of one of the bombs causes thousands of deaths and serious consequences for the national economy.

The novel “The Driver” by Mark Dawson was published for the first time in 2014. It’s the third book in the John Milton series and follows “Saint Death”.

John Milton seems to have found a certain peace of mind working as a taxi driver in San Francisco. One evening, he takes Madison to a luxurious party and realizes she’s a prostitute. If he’s stopped by the police, he could face legal trouble, while he must keep a low profile. He doesn’t want to abandon the girl on the street, so he takes her to her destination.

While waiting for the party to end, John Milton hears screams and, when he enters the house, sees the girl in a clearly altered state. He tries to help her, but she’s paranoid and runs away. Someone in the neighborhood has called the police, and John wants to avoid being seen by the cops, but when Madison goes missing, he decides he must do something, along with her boyfriend. His resolve is strengthened by the discovery of other girls’ bodies.

The novel “Blacksnow Zero” by Lee Gimenez was published for the first time in 2020.

FBI Agent Erica Blake is assigned to investigate the murder of Senator Carpenter, but it lasts very little because the case is handed over to another agent. She was following a lead that indicated the case was much larger, but her superiors seem to be taking a radically different view, despite the evidence she started presenting of the use of weapons available only to special forces.

Determined to get to the bottom of the matter despite her orders, Erica Blake turns to CIA Agent Steve McCord. He’s her ex-husband, but the two of them are still on good terms, and he offers her new, disturbing clues. Other high-profile murders may all be connected, and the investigation is starting to become dangerous.

The novel “The Sigma Conspiracy” by Lee Gimenez was published for the first time in 2014 and then in a new edition with a different cover in 2020. It’s the first book of the J.T. Ryan series.

Someone is printing fake dollars of such high quality that they’re almost impossible to distinguish from the real thing. To make matters worse, these extraordinary fakes are being printed in large quantities and put into circulation in the USA. This has started creating problems for the national economy, so both the FBI and the Secret Service are investigating.

FBI Special Agent Erin Welch has an important role in the investigation but to obtain crucial information to discover the authors of the counterfeits, she has to resort to unorthodox methods. She hires J.T. Ryan, a private detective who doesn’t have to abide by rules and jurisdictional boundaries in an investigation with international ramifications.