Why is Robert spying on a young couple who is making love in a park on a bench. To just stare? Not only. The fact is that he experiences unconscious love and collects women's underwear, especially soaked in the "female smell" of its owners. He dresses three wax mannequins hidden in a secret room in this underwear, with whom he learns strange fantastic pleasures. He ignores close relatives, but feels an extreme desire to possess his brother's wife, the beautiful Maria Agnes, whose sexual attractiveness generates fantasies in his head and constantly nourishes them. Intrigued by his behavior, she comes to the point of revealing the secret of her brother-in-law ..