Do you believe in the theory of reincarnation and karma? At a family gathering, Chen Man heard his aunt mention the old house, and the memories of his childhood reappeared in his mind. What was so strange about the cemetery he accidentally entered while skipping school? The faceless man in the dream; his father's death was not caused by illness? What is so different about the river in the backyard of the old house? Everything will be answered starting from the nightmare that is still fresh in his memory.