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.

主演：桑吉夫·巴哈斯卡   西妮德·基南   维多利亚·汉密尔顿   玛安娜·本灵   Maximilian Fairley   埃勒姆·埃哈斯   简·弗朗西丝   戴米恩·莫隆尼   安德鲁·朗塞尔   凯特·罗宾斯   乔丹·朗   卡罗莱娜·美恩   Pippa Nixon   Georgia Mackenzie   Paul McQuaid   希滕·珀泰尔