Zach Adams is one of the best detectives in the country. Nicknamed Cowboy, he's a soft-spoken homicide detective kwn for his integrity and courage under fire. He serves on a federal task force that has a single mission: to hunt down Dominic Abend, a European gangster who has taken over the American underworld. In a centuries-old forest under a full moon, a beast assaults Zach, cursing him forever. In the aftermath, he is transformed into something horrible-something deadly. Now, the good cop has incent blood on his hands. He has killed-and will kill again-in the form of a beast who can't be controlled or stopped. Before he can free himself, he's going to have to solve the greatest mystery of all: How can you defeat evil when the evil is inside you?
Andrew Klavan is the Edgar Award-winning and New York Times bestselling author of twenty-four novels, including such bestsellers as Empire of Lies, Killer in the Wind, True Crime, and Don't Say a Word. His novels have been nominated for the Edgar Award five times, winning the award three times. Andrew maintains a blog at PJ Media and lives in Los Angeles.