开膛手一词源于1888年伦敦的连环杀手开膛手杰克（Jack the Ripper）。本片记述1970年代英国约克郡杀手的罪行、恐慌、侦破和影响。 In the late 1970s, British police struggle to identify — let alone capture — the serial killer known throughout the world as the Yorkshire Ripper.
