The mountain city was on alert due to a series of murders, while the serious case team received an anonymous email of a live broadcast of the murder. The city level serious case team, Zhao Meng, intern police officer Ye Qianying, and others immediately launched an investigationWith the help of Ye Qianying, legendary police officer Wang Zhengyi, who was on vacation due to a mysterious accident, secretly participated in the investigation of the case. The bandits provoke recklessly and deliberately leave clues after each crimeThe direction of the case is even more complex and confusing. As the number of victims gradually increases and the bandits continue to provoke, the entire city is shrouded in a haze of repression. As the case progresses, the police are under tremendous pressure and are also under pressureA great loss has been incurred. The greedy boss of money laundering, a mysterious psychologist, a dark web killer, and a genius hacker are engaged in a peak battle against evil, light, and darkness. The clues of the case ultimately point to a deadly pursuitRevenge tragedy, tearing apart a tragic story hidden in the dark and entangled for many years, dispelling layers of fog, and the truth is right in front of us.