Burned-out private detective, Frank Shepard, has a dangerous secret that has followed him for nearly a century. He's a werewolf. A curse that has cost him everyone he loves. In another life he was a soldier, a brother, and a husband. Now he lives in a run-down trailer on the edge of town and drowns decades of traumatic memories in alcohol and opiates.

That is, until his old partner—the only one who knows about Frank's werewolf nature—calls in old debts for help on a missing person's case. Unable to refuse, Frank is forced to leave his self-imposed isolation to join the hunt. A job that quickly entangles him in a web of revenge, murder, ghosts, and fey creatures in a dark supernatural underworld. In which Frank increasingly feels that he may be the worst monster of them all...