Ye Le becomes a disconnected undercover in the Hong Kong comprehensive world. His identity is exposed and his life hangs on a thread, awakening the "ultimate undercover system". In this chaotic era where police and gangsters are rampant and there are many societies, he just wants to survive and get his police number back. With the help of the system, he defeated Hong Ying with punches, wits and victory. When Fang Ting, known as the "fairy policewoman", broke into his world because of investigating a major case, Ye Le helplessly discovered that the way this national goddess looked at him seemed to be getting more and more wrong. Zhuo Kai: "This person is extremely dangerous!" Jiang Tiansheng: "He must disappear!" Fang Ting (hands over the handcuffs): "Sir Ye, where do you want to hold tonight's 'interrogation'?"