A nurse witnesses a road accident and fights to save the life of a pedestrian hit by a car, accusing the driver of premeditated murder. Borowski's sceptical until Brandt finds a weapon in the vehicle.
The beaten and lifeless body of an alcoholic is found in a run-down area of Kiel. Borowski and Brandt quickly discover that he had a criminal record as a pedophile and lived an isolated life.
A woman has vanished and her boyfriend, a police officer, is convinced she has been murdered but has no proof to back his theory up. Could somebody living close by be implicated in the disappearance?
When a young woman is found brutally murdered in her flat, Borowski faces a mystery: the killer left no clues to his identity at the scene of the crime, but he obviously knew his victim only too well.
A renowned author is found dead on his yacht. His ex-wife tells Borowski about his double life on the gay scene and that a politician is desperate to keep his relationship to the writer a secret.
When a man leaps into a bathing lake, only to be impaled by bamboo rods, Borowski is initially unsure about whether this is the work of a killer who seeks out his victims at random, or something more.
During a festival parade, a man who has been set on fire suddenly appears. While investigating, Borowski discovers a secret rooted 50 years in the past: Superintendent Schladitz knew the deceased.
Body parts belonging to a hunting party member are found in an animal trap on a country estate near Kiel. Is a militant animal rights activist behind the murder, or are the hunters hiding something?
In a village near Kiel, the severed head of a young crystal meth user is found in a stream. Borowski and Brandt locate the dead man's girlfriend. She's now clean, but refuses to cooperate with them.
A lawyer is killed on a boat trip organized by a deep-sea raw material mining company. Is his death connected to the murder of an environmentalist who protested against the destruction of the seabed?