Patrick receives a telephone call from his long-time friend Aylie inviting him to stay with her for the weekend. The weekend turns into several days and they have an enjoyable time together. Aylie suddenly changes as she suffers a mental breakdown and she puts a strong sedative into Patrick's coffee. Patrick wakes up in total darkness and finds that Aylie has imprisoned him and has chained him up in her basement. Patrick suffers much abuse and torture by Aylie who then permanently maims him. Trapped in her basement the pleasant time becomes a living nightmare as Aylie continues her torture and abuse and with no sign of escape Patrick is driven into the depths of terror and despair.