A confused woman is found on the Kiel Fjord. Her statements give reason to fear that the notorious murderer of women, Kai Korthals (Lars Eidinger), has reappeared. Inspector Brandt (Sibel Kekilli) informs her colleague Borowski (Axel Milberg) about the serial killer, with whom she once had traumatic experiences. Borowski is inconvenient for the new case. He's in love and wants to get married. But when his bride disappears without a trace, he has to ask himself whether the murderer has returned because of him. Sequel to Crime Scene: Borowski and the Silent Guest (2012).