When the lines between duty and revenge blur, FBI Special Agent Nathan Burke faces a race against time to stop a deadly plot. In the midst of intercepting a massive shipment of Chinese fentanyl in Arlington, Virginia, FBI Special Agent Nathan Burke and his new partner, Bridget Quinn, find themselves in a fierce shootout outside a mosque known for its radical ties. The operation results in the seizure of one hundred kilos of opioids, but it's only the beginning. As Nathan investigates the fentanyl's origins, the nation is rocked by a series of horrific terror attacks utilizing opioids. The death toll rises, and Nathan races the clock to identify the terrorists and stop the attacks. His investigation uncovers shocking truths that challenge everything he thought he knew. But what Nathan doesn't know is that a shadowy figure, leading the elite terror cell known as the Phantoms of Khorasan, has a dark agenda for America. And he is driven by a single, lethal objective--revenge. In this pulse-pounding thriller, Nathan Burke faces his most dangerous adversary yet in a battle where the stakes couldn't be higher. Perfect for fans of David Baldacci and Michael Connelly.