Дело - "Совершеннолетние Нимфоманки" / Dossiers: nymphomanes en ruts (1983)

Two inspectors come to investigate at a villa after the death of a man who lived alone with three women. Strange death because the man was in full health. They discover that the 3 ladies are real nymphomaniacs and realize that the victim died of pleasure. Our two policemen decide to stay.