When the president of the United States is blackmailed into releasing five detainees from Guantanamo Bay, a sadistic assassin with a vendetta years in the making is reactivated. Suddenly, the people closest to counterterrorism operative Scot Harvath are being targeted and he realizes that somehow, somewhere he has left the wrong person alive. With his life plunged into absolute peril, and the president ordering him to stay out of the investigation, Harvath must mount his own covert plan for revenge--and in so doing will uncover shattering revelations about the organizations and the nation he has spent his life serving.ors on those closest to Harvath, the attacker thrusts everything Harvath holds dear -- including his life -- into absolute peril. Ordered by the president to stay out of the investigation, Harvath is forced to mount his own operation to uncover the conspiracy and to exact revenge. When he discovers a connection between the attacks and a group of prisoners secretly released from Guantanamo, Harvath must ask himself previously unthinkable questions about the organizations and the nation he has spent his life serving. A renegade from his own government, Harvath will place his life on the line as his search for the truth draws him into a showdown with one of the most dangerous men on the face of the earth. Brad Thor roars through this nonstop adventure full of international intrigue, twisted betrayals, and ultimate revenge.