莎拉兰开夏返回由莎莉温赖特写的著名的BBC的惊悚片。没有废话警官凯瑟琳卡伍德又回来走向了她的专用警察队在卡尔德谷西约克郡。在值勤时，她让一个令人毛骨悚然的发现 - 一具尸体。受害者的受伤承担了惊人的相似比前几个月其他谋杀串，这表明一个连环杀手是松散的。东西，可以有两个自己和家人造成严重的后果 - 但是，当出现凯瑟琳知道受害者的情况下变得更加触目惊心。

　　Sarah Lancashire returns in the acclaimed BBC thriller written by Sally Wainwright. No-nonsense police sergeant Catherine Cawood is back heading up her team of dedicated police officers in the Calder Valley in West Yorkshire. While on duty, she makes a gruesome discovery – a body. The victim’s injuries bear a striking similarity to a string of other murders over the previous few months, suggesting a serial killer is on the loose. But the case becomes even more shocking when it emerges that Catherine knows the victim – something that could have serious repercussions for both herself and her family.