What was locked inside myself has awaken. Seong Ji-a used to be a famous actress but not any longer. One day, she was working out at Gym but suddenly realized people were glancing at her, of which she got scared. She then receives a series of unknown phone calls, and feels like surrounded by strange voices which sound like swearing to her. Faced with a set of strange situations, she cannot distinguish herself in between delusion and reality, causing schizophrenia in her world.