Nuclear negotiations between the United States and Iran have reached a crisis point. The new American administration is determined to move ahead, but there are several stumbling blocks, not the least of which is Lieutenant Colonel Kasem Khalidi, the former Iranian Quds Force intelligence officer the CIA has hidden away in one of its safe houses. As always, John and Meredith Dale are caught in the middle.

Carmen Sanchez is a tough Homeland Security agent who plays by the rules. But when her sister is attacked, revealing a connection to a series of murders across Southern California, she realizes a conventional investigation will not be enough to stop the ruthless perpetrator. With nowhere else to turn, Sanchez enlists the aid of Professor Jake Heron, a brilliant and quirky private security expert who, unlike Sanchez, believes rules are merely suggestions. The two have a troubled past, but he owes her a favor and she’s cashing in.

A former Delta Force commander, Brad Taylor proves with this breathtaking debut thriller that Vince Flynn and Brad Thor have company. A collection of top operatives, the Taskforce was commissioned by the highest levels of government, kept secret from the media and even Congress. The best of the Taskforce bunch, Pike Logan knows the greatest threat to American security is one or two idealogues. Unfortunately for them, they’ve just crossed Pike’s path.

Defense Intelligence Agency operative Matt Drake broke a promise. A promise that cost three people their lives and crippled his best friend. Three months later, he's paralyzed by survivor's guilt and haunted by the memories of the fallen. Matt may have left Syria, but Syria hasn't left him. In the midst of his self-imposed exile, Matt is dragged back into the world of espionage and assets that he tried to forget. A Pakistani scientist working for an ISIS splinter cell has created a terrifying weapon of mass destruction.

Operation Treadstone has nearly ruined Adam Hayes. The top-secret CIA Black Ops program trained him to be an all but invincible assassin, but it also cost him his family and any chance at a normal life. Which is why he was determined to get out. Working as a carpenter in rural Washington state, Adam thinks he has left Treadstone in the past, until he receives a mysterious email from a former colleague, and soon after is attacked by an unknown hit team at his job site.