Fruits of Passion
Les Fruits de la Passion (original)
A girl (Isabelle Illiers) loves an older man (Klaus Kinski). He demands that she goes in a brothel, as evidence that she loves him. As she is confronted by any number of perverse sexual possibilities, he carries on an affair with Natalie (Arielle Dombasle). Based on a novel by Dominique Aury.
Starring Klaus Kinski, Isabelle Illiers, Arielle Dombasle, Shinnosuke Ikehata, Keiko Niitaka, Sayoko Yamaguchi, Hitomi Takahashi, Miyuki Ono, Yuka Kamebuchi, Akiro Suetsugu
Watch "Fruits of Passion" on Mubi released in 1981. It's a drama movie, and has a rating of 5.4 out of 10 from Imdb which is fairly okay for this kind of movie.