The attempt to capture the mysterious perpetrator who possesses people ends tragically: Lu Guang is rushed to the hospital in a critical state, while Cheng Xiaoshi is arrested for the alleged crime. In light of recent events, the father of Liu Min unleashes his skilled, ruthless lawyer—Qian Jin—after Police Chief Li Xiao, who is spearheading the investigation related to the photo studio owned by Qiao Ling. It appears that no one is safe from the unpredictable and fatal attacks of the adversary who painstakingly hides their identity. As he tries to learn from his past mistakes, Cheng Xiaoshi must act swiftly and decisively to put an end to this devastating trail of death.