Dinda is an introverted student who is terrorized by a female ghost in a red dress. However, Dinda's concern for her sister and friends makes Dinda never give up on solving the mystery she faces, even though her life is threatened.

Since her best friend disappeared, Dinda's life turns into a nightmare when an evil spirit in the form of a woman in a red dress haunts her. Dinda's life is threatened, not only by the evil spirit but also by people who try to keep the events of the night of her best friend's disappearance a secret.