A rainy night. Numb and dazed, Luz, a youthful cab-driver, frees herself to the brightly lit entrance of a police channel that is run down. At a nightspot, Nora seductively participates authorities psychologist Dr. Rossini in a conversation. Nora tells the Doctor about her Luz' ago that is rebellious at a school for females. Nora is owned by a demonic thing, yearning for the lady that it loves - Luz.