Doudou, Ji Ning's cousin, suddenly visits the Ji family just before the demolition of his old home. Doudou lost his mother a few years ago and his father is nowhere to be found. While Doudou is staying with the Ji family, Ji Ning discovers that Doudou has been talking to his late aunt on the phone every night. Fearful, the Ji family returns to their old home to deal with the demolition and finds something even more horrifying in the old house