This drama tells the story of the police officers led by Police Chief Leng Jie and undercover cop Zhang Zhengyang, who fight against criminal gangs with intelligence and courage, even at the risk of sacrificing their own lives. The show also portrays the emotions of comradeship, family, and love, and elevates the image of the police officers, who are flesh and blood like everyone else, but who can rise to the occasion in times of crisis, conveying the positive energy of upholding justice and the law to society