This is all planned in advance, in order to attract the attention behind, let things continue, and let the murderer succeed step by step.

To report to the police station, said Zhang gave him Captain Lei's office, and Du Cheng found Zhang's theory after knowing it. Director Zhang hoped that Du would stop worrying. Du Cheng took off his work permit and proposed to transfer from Beijiang Branch. There was another murder case in the jurisdiction, and Du Cheng had to put aside his bad feelings and continue to investigate the case. Director Zhang asked him to take Shen Yi to the scene, but Du Cheng didn't wait for Shen Yi to go with him.