At the beginning of the 21st century, with the reform and opening up, Chinese society was in a period of rapid development. Urban construction was changing with each passing day, population movements were frequent, and public security management faced many challenges. Zhou Hua grew up in an ordinary but troubled family in Chongqing. His parents had tense relationships and his family was poor. These factors planted the seeds of distortion in his heart, paving the way for his future criminal career.