A man is found dead in a London hotel. The knife is still firmly stuck in the victim's chest, and Inspector Perkins strangely finds a glass eye in his jacket pocket. Kurt after that a second, mysterious murder happens: A city-famous dancer of the Las Vegas Girls, who perform at the London Odeon Theater, is poisoned. Is there a connection between the pretty dancer and the hotel guest? Inspector Perkins and his colleagues are pressed for time. The "man with the glass eye" strikes deadly again and again. A first clue leads Scotland Yard to a billiard club, where one has to show a glass eye as an admission ticket.

When designer Robert Meering returns from vacation, he discovers the company he worked for unexpectedly went bankrupt so he decides to visit his old boss. His former employer Banninger liquidated the company and claims that all designs of Robert are his. When Robert's Porsche gets stolen by two thieves, he manages to track them down. When they tell him about 40 Porsche's in a dealer shop garage owned by Banninger things change and suddenly get very interesting.