Chen Wei and Xu Min were led by security personnel to a strange and bizarre mental hospital to interview Ren Jing and Ren Cheng, who were suffering from illness. Ren Cheng and Ren Jing recalled the strange things that happened in the deserted house that night, and their identities were questioned. They were attacked by the blood-faced man in the deserted house, and a series of events made the truth more and more confusing...