Lu Xiaoli is an unemployed person and a melancholic patient. Although he and his wife have been married for twenty years, they have no relationship. My daughter died in a car accident in Wenzhou a year ago. His wife Ren Xiaoju is possessed by her daughter's soul and behaves strangely. These circumstances seriously affected his son Xiaocheng, who had just graduated from college, to talk to his girlfriend. As a result, strange things happened one after another in the family until Ren Xiaoju was killed and Xiaoli was taken away by the criminal police team as the murderer. However, half a year later, the police informed him to take back his father Xiaoli because he also suffered from severe mental illness and could not bear criminal responsibility and had to be taken care of by a guardian. For this family that was getting worse, all this was just the beginning...