Ever since she helped him arrest his archenemy Goran Tonka, "Butsch" has felt responsible for Sandra. Now her roommate is found dead. Killed in a deep cauldron of the old Görlitz yeast factory. What's worrying is that the dead woman is wearing Sandra's jacket and for days she hasn't just been being watched, she's felt threatened. Is Goran Tonka on a vendetta and accidentally caught the wrong woman?