Jiang Ya's wife became a vegetative state due to a "medical accident". Wei Wei is Sun Pu's girlfriend in the first portrait of psychological crime. Because Sun Pu committed a crime and killed someone, he was shot and killed by Fang Mu. Wei Wei has always held a grudge against Fang Mu. If he can't kill Fang Mu, he will train a killer. , so she chose Jiang Ya, and Jiang Ya did not disappoint her. In the original work, Wei Wei has been lying in a vegetative state in the hospital. Jiang Ya goes to see her every day and tells her the time, place and people he wants to kill as if it were a daily routine. When Jiang Ya goes to commit the crime at night, he Fang Mu followed secretly and marked the previous dossier numbers on certain places at the crime scene. Fang Mu found these dossier numbers and discovered that they were originally for him. Originally, everything about Wei Wei's vegetative state was fine until a DV of a mentally ill patient in the hospital accidentally filmed Wei Wei sneaking out of the ward and the incident came to light.