According to the TV drama plot of Liu Laogen 3, in Episode 32, Liu Laogen found that his son Liu Dakui colluded with middle-level cadres such as Han Shixin's food and beverage minister to deceive himself to hide the real situation of the villa, so he decided to return to the villa and assemble the villa. In this process, Liu Laogen suffered many blows, which eventually led to his mental breakdown and insanity.