1) The film opens in reverse chronology showing a female character experiencing increasing paranoia and delusions as she writes frantically in her journal about escaping confinement and hearing demonic voices.
2) It is revealed she has a man unconscious next to her, whom she speaks to in a childlike voice, before smiling and continuing to write in her journal.
3) The sequence ends by showing the woman writing calmly on the first page of her journal, now appearing refreshed in a bright room, before cutting to the title.