When a sleepy hillside town is beset by a spate of burglaries followed by a murder, Detective Jack Harris must quickly uncover the link between them. A series of blood-curdling screams heard in the dead of the Cumbrian night has a London woman new to the area convinced that a murder has occurred. When the body of a young woman is in fact found, rumours quickly spread that a serial killer is at work in the small Pennine community of Levton Bridge...