Juliette Hardy is an eighteen years old orphan, sexually active and ahead of time. She has a crush on Antoine Tardieu, but he just wants to have one nightstand with her. When Juliette's stepparents decide to send her back to the orphanage, Antoine's brother Michel Tardieu proposes to marry her and she accepts. As she begins to love him, Antoine returns to St. Tropez, and her lust for him blossoms again and becomes an announced tragedy.