Kiss Me Mate (1969)

Frank, a young writer working at an ad agency, meets Mavis, a beautiful blonde sexual dynamo. Despite being warned about Mavis by men who've known her, Frank plunges headlong into a passionate affair with her. He soon finds out that her insatiable sexual appetite is ruining his life, and is determined to break off their relationship. However, things don't quite turn out the way he wants them to.