We enter the film like into a dream. Paris. Lenz looks for Madeleine who has mysteriously disappeared. He encounters Hélène, a young woman bewitched by her self-destructive impulses. A crazy love develops between them. Louis and Léna, devoured by their jealousy, lead Lenz to follow, against his better wishes, Hélène into the subterranean world of a dark sexual exploitation network. Although lost, lost from the first, love is what saves us..