Richard Merten is found murdered in his Berlin apartment. The investigations take the two commissioners, Ritter and Stark, to the Brandenburg provinces. Merten's daughter Paula, the only survivor, would like to bury her father in the village of her childhood. Exactly 20 years ago, Paula's mother Emma was killed in a nearby forest. After Emma's violent death, Merten and his daughter left Wieditz forever. The beautiful, secretive Paula is still suffering from her mother's murder, because the perpetrator was never caught. Ritter and Stark follow the young woman and quickly realize that they are not welcome in Wieditz. Paula's return is also received with mixed feelings there. The villagers have built up a dark wall of silence over the years.
No one claims to have seen or heard anything back then. Only Paula's cousin Klaus Merten seems to care a little about her, but in the end he is only interested in Paula's house, the property of which is currently still on the area of the planned golf course. Not only Paula suspects that the two murders of her parents are connected and that the crimes originated here in Wieditz. In order to come to terms with her own past, it is essential to solve the murders of her parents. The two inspectors grope in the dark, almost everyone in the village is a suspect. During their research in the village, Ritter and Stark come across the disabled villager Sabine Raven. On the day Emma Merten died, she was found in the village with a severe head injury.
Since then she has lived in her own world, lovingly cared for by her brother Thomas, Paula's childhood friend, and doesn't speak a word. What is the connection between Sabine's fate and the murders of Paula's parents? Finally, Commissioner Ritter persuades Paula to play the decoy: she promises house and yard to whoever gives her a clue to her parents' murderer. A dangerous mind game begins...