S7, E4: 16-year-old Silke Bruhn is pulled dead from the River Trave. Initial examinations reveal that she was beaten before her death. Finn and Lars discover signs of a picnic on the riverbank, leading them to wonder if the girl got into an argument with a boy on a date. Silke’s mother and her older brother, Niko, are completely surprised, as Silke had said she was staying over at her new friend’s place.