Jiang Xingchen, a senior high school girl, is trapped in a recurring strange nightmare. The castle, the alienated little girl in red, and three sealed doors appear one after another. The red marks left by the sharp claws in the dream are actually imprinted on her cheeks. When haunted by strange phenomena, the usually serious English teacher hides secrets and appears in her bedroom late at night to break the boundaries of reality. When dreams and reality are completely intertwined, a secret signal from another world quietly arrives, and a thrilling adventure hidden in the daily life of the college entrance examination begins.
Intention: The original power does not distinguish between good and evil, good and evil lie in the person holding the sword.