01. Episode 1
Two 16-year-old friends witness a violent crime at a hunting lodge. Although they manage to escape, they bear the guilt of not helping and decide to keep silent. What they don't know is that someone else was watching them.
02. Episode 2
Two teen witnesses deal with trauma while Lukas investigates a blackmail video. The killer they saw is hunting them. Detective Helen suspects her nephew Jan is keeping secrets and faces danger herself.
03. Episode 3
Police Chief Helen and colleague Corinna survive bombing. Investigator suspects biker boss Pranjic ordered attack to avenge his 3 men's deaths. Witnesses Jan and Lukas hope silence keeps them safe from killer.
04. Episode 4
After an incident at the sawmill, Jan, the only witness, fears for his life and tells his aunt Helen. Although he recognizes the culprit at the police station, the murderer also identifies him, starting a race against time.