Revelations of a Sexmaniac (1987)

Ceberet is a gigolo who hits the lotto and buys a beautiful country house. He takes his protégé Jane to meet her. On the way, they fall out over a nonsense, Jane threatens to kill herself, throwing herself in front of trucks. In fact it's pure farce, she really likes to be beaten. They end up getting along. As nouveau riche, the couple started to attend high society parties and even hire a girl to teach them etiquette. But Ceberet ends up getting involved with the girl, much to Jane's dismay. Gradually, Jane becomes involved and the three start to make a threesome. But soon the relationship problems will affect their lives.