Martin Ellingham, a London-based surgeon, relocates to the picturesque seaside village of Port Wenn, establishing himself as the area's general practitioner. He grew up in the area having been raised by his now widowed Aunt Joan Norton. His reasons for leaving London and the high-paid life of a consultant are not clear initially but related to a phobia he has recently developed...。1987年,导致三名女高中生惨死的“甜蜜16岁杀手”悬案,给弗农镇蒙上一层挥之不去的阴影。2023年的万圣节晚上,叛逆少女詹米出门玩耍时,杀手再度出山杀害她的母亲。后来在逃避追杀时,詹米意外启动朋友研制的时光机穿越到1987年。此时的她必须找到尚且年轻的母亲与三位受害者,阻止真凶,回到属于自己的时间线。。