On a trip to the German Alps with her father and stepmother, Gretchen discovers that the resort town where they’re staying hides sinister secrets, as she’s plagued by strange noises and frightening visions of a woman pursuing her.

A rainy night. Dazed and numb, Luz, a young cabdriver, drags herself into the brightly lit entrance of a run-down police station. In a nightspot, Nora seductively engages police psychiatrist Dr. Rossini in a conversation. Nora tells the Doctor about her old schoolmate Luz’ rebellious past at a Chilean school for girls. Nora is possessed by a demonic entity, longing for the woman it loves – Luz.