 The slightly kleptomanic 29-year-old Mathilde (Sandrine Kiberlain) is experiencing strange swoonings since a few days. There she encounters a mysterious doctor who treats her with hypnosis therapy. As she gets better her husband Nico (Vincent Lindon) does not. He even has problems recognizing his wife, especially when she has an orgasm while in bed with him. So he also goes to a psychiatrist, but the therapy does not seem to work...