Tod auf der Insel

While working as a sea rescuer, Katharina Venner finds a young woman, Annika Bohn, murdered at sea. Katharina is shocked: her husband Nils is arrested as the main suspect. Nils was on the beach with Annika on the night of death and was so drunk that he cannot . But murder? Unthinkable! Katharina knows the dead woman, she was a guest in her parents' hotel. Since the police only seem to be investigating Nils, they start investigating.