Griesenow, 2013: The hairdresser Marianne Voss is found dead in the forest by her daughter Heike. Shortly afterwards, her husband Karsten comes under suspicion of murder. But he protests his innocence.
Karo is freshly separated and is struggling with her nonexistent relationship with her father. When her mother wants to go on vacation with her to Rügen, Karo suspects there is again some failed love affair behind it.