Dr Fairclough tells Marcella that it might be a good idea to go back to the root cause of her blackouts - Juliet's cot death. But when she tries to relive that moment at her home, the resulting stress levels put her into another fugue state. Meanhile, the team is called out when the driver of a car abandons his vehicle after a fatal collision with a cyclist and police attending the scene open the boot to discover a body surrounded by the same stuffed toys found with Leo.

Adam gets away from the killer's prison but loses consciousness while trying to escape in the car of an elderly couple. Meanwhile, Marcella confronts Reg about a binder that was stolen from his house, while Phil sets his sights on the detective.