Rentnercops

Private detective Josef Matula is with his usual companion, the dog Dr. med. Renz, on the way to Italy, when his rickety minibus engine fails. During his subsequent unplanned stay in a small mountain village he discovers the body of a mountaineer while hiking. He begins to investigate the death and by the look of it, it could be either accident, suicide or even a murder. However, the conspiratorial community is not very enthusiastic about his investigations and when he comes close to solving the case, his own life is in danger too.

A boy has to decide between being gay and being a professional swimmer. He takes the latter, marries and gets a son. 19 years later the whole thing explodes.

A woman disappears mysteriously in the middle of a forest. Police begins his search, in addition to her husband, a forensic expert. When officers asked to provide them with a photograph of the missing, he discovers that someone has entered her house and stole all the images of women.

Private detective Josef Matula investigates again. More bad than right, he hits in Frankfurt as a department store detective until it leads him to a new order to the North Sea coast.