"It begins with a phone message: Tell Sherry April called. And suddenly Joe Pickett's family is shaken to the core. April, Pickett's foster daughter, was murdered six years ago. His daughter Sherry starts to believe there's a chance April is still alive. Joe, however, remains suspicious, especially when he discovers that the calls have been placed from locations where serious environmental crimes have occurred. And as the caller moves closer, unsettling...

Joe Pickett's in his last week as the temporary game warden in the town of Baggs, Wyoming, but there have been strange things going on in the mountains, and his conscience won't let him leave without checking them out: reports of camps looted, tents slashed, elk butchered. And then there's the runner who simply vanished one day.