故事背景是三十年前的梨山，猶在讀大學的女兒，突然返回梨山老家見父親，打算住幾天就走。性格豪爽卻脾氣暴烈的父親與繼母有了小寶寶，以販賣農藥維生，正與當地競爭對手發生衝突，爭奪代理權，鬧得鄉里間人盡皆知。
Peter Capaldi’s final episode of Doctor Who this Christmas will feature Pearl Mackie as Bill Potts and be called Twice Upon a Time, it was revealed this evening (23 July) during a cast panel at San Diego Comic Con. Viewers will have to wait until Christmas to discover exactly how Bill, who will appear throughout the episode, makes her return.
本系列改编自横沟正史小说。剧中到访冈山的金田一将下榻鬼首村温泉旅馆“龟之汤”。该村在23年前曾发生命案。当人气歌手返乡探亲，全村沉浸于欢迎氛围时，青梅竹马的年轻女性们却接连遭遇杀害。遗体均被施加诡异装饰，其手法正对应村里流传的古老手球歌歌词。在过往恩怨、隐藏的血缘关系与复仇心理交织中，金田一逐步逼近真相。
