London Kills tells the story of a team of top murder detectives, shot like a documentary. Each episode features a different murder in addition to a serialized story involving the lead detective’s missing wife.
Bull and the TAC team must call upon all their collective experience to locate Bull's kidnapped daughter, and the abductor warns them not to go to the police. As Bull works to build the most important psych profile of his life, he begins to suspect the captor is someone connected to his past.