A copper theft investigation puts Arizona and the Apache Tribal Police on the trail of a deadly conspiracy in this borderland mystery thriller. Sgt. Bren Allred has seen all manner of criminality in beautiful Graham County, Arizona. He has managed to keep the worst of it from his wife, Monica, who is having a troubled pregnancy. But it will be difficult to keep the devils at bay as a new kind of trouble erupts across the region . . . When deputies Sanchez and Haley go undercover to investigate a rash of copper theft, they unwittingly stumble across a shadowy spy network. Meanwhile, Apache Police Sgt. Al Victor is confronted by a murder case involving a diplomat as he grapples with the ever-present problem of alcohol on the reservation.