Zhang Zhiqiang was arrested.Guan Cen sent the injured Lu Yizhen to the hospital and resolved the misunderstanding.Lu's father revealed that Guan Cen had exposed Lu Yizhen's information to the newspaper, and the relationship between the two became tense again.Lu Yizhen refused to return to Nanyang with Lu's father, and Du Linfeng left Shanghai.
Guan Cen asked Lu Yizhen to go to the place where the old case occurred, but he left for some reason. Lu Yizhen was attacked and the factory caught fire. Guan Cen failed to arrest the suspect and rescued Lu Yizhen and sent him to the hospital.After waking up, Lu Yizhen broke off relations with Guan Cen. Si Min angrily scolded him, but he did not defend himself and stopped the patrol.Two years later, Lu Yizhen applied for a patrol job as a female police officer. Guan Cen asked her if the reason for being a patrol officer was related to the old case, but Lu Yizhen treated her indifferently.