The true story of Stephanie Slater, a British estate agent who was kidnapped, raped, and held for ransom by Michael Sams, who imprisoned her in a coffin-like box for eight days.
Murder victims are being found with the hearts cut out. A police detective is assigned to find and stop the killer. Originally an episode of British horror anthology TV series, Hammer House of Horror, that later received a feature release in the United States.
