To inherit his uncle's immense fortune, Frédéric must divorce his wife with of course all the wrongs against her. He unsuccessfully tries the "love strike" and ends up employing a detective to help him find the fault of his decidedly too embarrassing wife. An idea comes to him: his wife is a fan of naturism.

Tired of serving a lengthy prison sentence, Michelle manages to escape from the women's detention center. On the run, she meets a painter with a true artistic temperament, with whom she falls passionately in love. But, without really understanding how, Michelle finds herself involved in a murky murder case. Her harrowing run becomes increasingly perilous. Despite her determination, the young woman is eventually caught by the police, after receiving a surprising proposal of marriage. Touched, she nevertheless feels it's too late to devote herself to love...