Cassandre, a young dreamy woman, consults the Dr. Prélac, a specialist in smoking cessation who practices in a rather mysterious office. In his work, the doctor uses hypnosis and offers his treatment to Cassandre. During the session, Prélac [packs] Cassandre’s memories and sends her to a universe which she thinks is hers but that he built. Cassandre arrives in an old house surrounded by a strange atmosphere. There, she meets Hannah, Dr Prélac’s dead ex-wife. Hannah visits the memories of the Dr. ‘s patients, it’s a way for him to stay closer to her. Hannah, however wants to rest in peace. She asks Cassandre’s help to hypnotise the doctor in order to convince him to stop this morbid habit, and to grieve his loss and accept Hannah’s death. Cassandre accepts and hypnotises the doctor. He and Hannah reunite. However, their reunion doesn’t happen like we imagined.