"In a lonely village in the Peak District, during the onset of a once-in-a-lifetime snow storm, Constable Ellie Cheetham finds a body. The man, a local ne'er-do-well, appears to have died in a tragic accident: he drank too much and froze to death. But the facts don't add up: the dead man is clutching a knife in one hand, and there's evidence he was hiding from someone. Someone who watched him die. Stranger still, an odd mark has been drawn onto a...

Detective Sergeant Diane Fry's latest case involves three bodies that have suddenly appeared on her doorstep, as she and her colleague, Detective Constable Ben Cooper, follow a trail that could lead back to World War II.