In 1905, a man travels to a remote island in search of his missing sister who has been kidnapped by a mysterious religious cult.
When a young boy turns up dead in a sleepy Pennsylvania town, a local sanitation truck driver, Donald, plays detective, embarking on a precarious and obsessive investigation to prove the boy was murdered.
DI Cadi John and DC Owen Vaughan try to solve a case involving Mali Pryce, a young woman whose body was discovered in a stream in the woods.