Dead Friend

Industrious student Min Ji-won (Kim Ha-neul) tries to live a normal life despite suffering from a strange case of amnesia. Her memory slowly comes back, and Ji-won discovers that her old friends have all recently mysteriously drowned. She begins piecing together her past, revealing dark memories of a séance, a secret pact and the event that caused her memory loss. Even while suffering terrible visions of a demonic apparition, Ji-won attempts to stop the evil before anyone else is harmed.