Der tote Taucher im Wald

Pola investigates on her own after her friend Tina has disappeared without a trace after a blind date on the Berlin Museum Island. Tina's profile on a dating portal finally leads Pola to her lover Sven. At the same time, Tina's husband Karl receives a sex video featuring Tina and Sven. A short time later, Sven is dead, and the bound Tina is released from his apartment. Everything points to Karl as the culprit.

A young woman is discovered dead in a lake. According to ancient legends, there are spirits in the lake that draw you down.

The daughter of a lawyer is abducted. He becomes a hunted man himself.