 An American model is found murdered in her hotel room in Ludwigshaven, stabbed several times. Her husband Tom Soengen (Max Tidof), a German actor with a promising career in Hollywood, has been supposedly far away; her affair, a Dutch photographer, has taken photographs of her dead body - did he commit the murder? While Kriminalhauptkommissarin Lena Odenthal (Ulrike Folkerts) collects evidence and suspects, an American police officer gets sent to investigate. Together with her assistant, they confront the other three: Max Tidof, his assistant Romano and his agent Frenzie. Was Max jealeous? Why are the wedding rings engraved with "Oscar & Constance"? And what was the photographers role in this play? - As the story develops, secrets are revealed bit by bit, until the end...