Will Dormer（阿尔·帕西诺 Al Pacino 饰）与搭档Hap Eckhart（马丁·唐文 Martin Donovan 饰）来到远离洛杉矶一处日不落的小镇阿拉斯加，调查一名17岁少女被活活殴打致死的案件。阿拉斯加一名女警察llie Burr（希拉里·斯万克 Hilary Swank 饰）对Dormer的办案手法由衷感到敬畏，努力在查案过程中学习。而此刻的多莫其实已经麻烦缠身，他在洛杉矶抓获了一个案件嫌疑人，因为要将其定罪，不得不捏造了假证据，此事已被内务部调查。Hap想向内务部坦诚真相并认为对Dormer也是好事，不过Dormer不这样想。　　在引诱真凶的围捕中，Dormer在大雾中失误打死Hap，Hap临死前认为Dormer是故意打死自己的。在陈述事件时Dormer本能性地说那枪是凶手开的。然而在良心的压力和日不落的环境下，他患上了严重的失眠症。这时有人开始给他打电话，声称看见了雾中的一切。Dormer最后将凶手锁定在侦探小说作家Walter Finch（罗宾·威廉斯 Robin Williams 饰）身上，对方也没打算和他捉迷藏的游戏。　　一场心理和良心的对决开始了。

　　The series begins when suspected human remains are uncovered on Whitney Marsh - Jess and Sunny are immediately called to the scene, abandoning their evening plans to Jess’s husband’s chagrin. Dr Balcombe’s analysis reveals that the remains are relatively recent and suggest a grim conclusion: the body was placed there already dismembered. With this insight, Jess and Sunny intensify their search certain that other body parts may not be far away.　　As the investigation unfolds, viewers are introduced to a diverse new cast of characters: Melinda Ricci, an outspoken television commentator based in Ireland; Martin ‘Marty’ Baines, an autistic man living with his mother Dot in Deal, Kent; Asif Syed, an Afghan training for his UK citizenship test; and Juliet Cooper, a history lecturer and faculty head at a London university.　　While these characters live seemingly separate lives, they are intricately connected by their pasts. It’s up to Jess, Sunny, and their dedicated team to uncover these hidden links and ultimately expose the truth behind the cold case murder.

　　Paramount Television﹑Anonymous Content及Sugar23三家公司联手开发Shari Lapena的同名小说改编剧《隔壁夫妇 The Couple Next Door》，这部剧集由Lila Feinberg负责执笔，讲述同住曼哈顿一公寓大厦的三对伴侣，他们将因为一宗惊人犯罪而有所交集，其后更演变互揭疮疤的事件。