The managing director Lena Stolze participates with the employees of a shipyard company at an event in a Western town. The morning after, the diabetic is found unconscious and naked in the saloon. All circumstances indicate an attempted murder. The doctor informs Commissioner Lenski, who, together with her Sergeant Krause, takes up the investigation. The employees of the dilapidated shipyard come under suspicion.
—StevieB69