Lainie (Olivia Cooke) and Debbie (Shelley Hennig) are good friends who grew up together. Unexpectedly, on a night without any warning, Debbie suddenly hanged herself. This incident gave Lainie an extremely painful blow. She absolutely did not believe that her friend would choose such a cruel way to leave. After multiple investigations and inquiries failed, Lainie summoned her sister Sarah (Ana Coto) and Isabelle (Bianca A. Santos), Trevor (Daren Kagasoff), Pete (Douglas Smith) and other friends, using the Ouija board that she and Debbie played most often when they were young, trying to summon Debbie to find out the cause of death. In the dark room, their inquiries were answered, and the terrible nightmare seemed to begin...