1965:- Following the cot death of their baby daughter young marrieds Maureen and David Smith are comforted and ultimately influenced by Maureen's older sister Myra Hindley and her boyfriend Ian Brady but David is horrified to witness Brady murder teen-ager Edward Evans and goes to the police, as a result of which Brady is arrested. The police investigation links Brady and Hindley to the disappearance of several local children, especially when a pornographic photo of 10-year old Lesley Ann Downey is found, along with a tape of her pleading for her life. The bodies of Lesley and John Kilbride are discovered in shallow graves on Saddleworth moor and Brady and Hindley are tried for murder, receiving multiple life sentences, though David is exonerated despite the pair trying to implicate him and it will be some years before the murderers confess to the whereabouts of other victims. Five years later the Smiths have separated and Maureen is persuaded by her grandma to visit Myra, who has now embraced religion and says that she will always be haunted by her crimes. David is annoyed that his wife made the visit but Maureen tells him she believes her sister has genuinely changed and the pair reconcile for their children's sake. An end title explains the fates of the four main protagonists as well as paying tribute to the victims. 本片有着令人胆战心惊的剧情，其故事来源于一个臭名昭著的真实罪行，Ian Brady 和 Myra Hindley 两人在60年代中期绑架并杀害了5人，三名儿童和两名青年，其中四人被埋在约克郡的沼泽里。
