When Hugo (Mathieu Carriere) meets the enigmatic Myriam (Marina Pierro) on the Paris Metro, he finds himself becoming increasingly obsessed with her. Following her back to her flat, Hugo sleeps with her, but finds that his obsession has grown until Myriam seems to have total control over his body and soul. The final film of cult filmmaker Walerian Borowczyk (The Beast, Immoral Tales) is a sensuous erotic mystery about the depths of dangerous obsession.