由爱奇艺、中联传动影视公司出品、北京壹酷文化传媒有限公司承制并联合出品的超级网剧《灭罪师》，集结了鬼才导演五百和新锐导演杨苗共同执导，本格推理作家冷小张担任总编剧，杨奇鸣、蔡文静领衔主演，安圣浩、金澔辰、黄以娜等多位小花小鲜肉的养眼加盟，剧中将主打“密室案件”“不可能犯罪”，力求打造成国内首部致敬东野圭吾的精品推理悬疑大剧。
娜塔莉和路易莎和石油巨头谈判无果，阻止临时措施道阻且长，一场秘密行动已经在阿鲁阿南内部有序开展；外部局势紧张，娜塔莉和路易莎却因为组织的新架构再次陷入争执；阿鲁阿南突然闯入球赛，这次他们又会揭露什么黑暗？这群闯入者又能顺利离开吗？ 娜塔莉的节目迎来新嘉宾——恩佐市长，阿拉波市污染治理成效显著，娜塔莉顺势踏上了去该市实地探访的旅程，却不料遇到奇怪男子自焚示威。“这里没人想知道真相”又会是什么秘密在等待她们揭晓？
故事发生在1939年的8月，八名身处世界各地，互相并不认识的人在同一时间收到了欧文夫妇的来信，信中热情的邀请他们前往位于德文海岸附近的士兵岛上做客，在这里，这对夫妻拥有一幢非常豪华的别墅。很快，八个人就各自动身了，可当抵达了小岛后，他们却被告知欧文夫妇并不在家，接待他们的是两名岛上的管家。 就这样，八个人在兴奋又疑惑的情绪中接连进入了别墅内。当晚用餐时，餐厅的一台留声机忽然响了，一个神秘的声音开始控诉起在座的八人，声称他们都曾犯下过谋杀之罪。更糟糕的是，没过多久，第一个牺牲者便出现了。
被临时调入检察厅刑事法制团的黄始木（曹承佑饰），与借调至警察厅搜查革新团的韩汝真（裴斗娜饰）因为溺水案重新有了交集。接下去，警检双方因为长期以来的权力不平等而要求的谈判即将开始。警方想获得从前紧紧攥在检察厅手里的调查权，彻底改变检方与警方的上下级关系，形成互相制衡的新生态。黄始木和韩汝真各自的上级禹太夏（崔武成饰）和崔晖（全慧珍饰），他们将代表各自的组织利益进行警检会谈。但情况不会那么简单，彼此掌握对方黑料，又都擅长利用舆论的两方会让这场权力的让渡之战变得复杂。
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.
