Gao Yang kidnapped Wang Lingli while she was visiting him and trying to find the murderer of Lin Qianqian. Qin Ming noticed it and help arrested Gao Yang. After the interrogation, Gao confessed. He killed her fiancee in an argument because she wanted to expose his misconduct as a doctor. Later, there was a man who was found dead in an underground garage. He was killed by a single fatal wound. There was an interference to all the surveillance cameras while the murderer was killing the victim. Qin Ming thought the murderer might be a contract killer who used to be a soldier, but when they are investigating in depth, they found that the killer may have killed the wrong target.
