Chief Inspector Julia Thiel doesn't know whether a dead man is a murder victim, is an accidental death or has taken his own life. Neither does her mother Karin, but she interferes in the case anyway.

Julia and a Polish colleague team up to investigate a case when the body of a local from Usedom is found in a Polish border town, while Karin becomes legal counsel to the chief suspect

When a cafe employee is kidnapped, one of her friends - an activist against 'abortion tourism' - fears the worst. And the burden of the past bears down on Karin when a gynaecologist is found dead.

When Julia investigates a case of near-fatal maritime arson, she finds that the same yacht had been involved in a tragic accident 10 years ago. Has a vengeful survivor returned?

A car that's escaping from the police after an illegal race hits a young man, who dies of his injuries. Karin's car is also hit, then overturns and her passenger vanishes.

Stefan hasn't heard from his wife in a while and he is worried. He and Karin find that Julia was hired privately for an investigation, which leads them to the red-light district over the border.