Gu Zhu

In a school called Qinghe Boys' High School, Jing Hao (played by Ou Hao) and four teenagers, A PI, Tan Jiamu, Yao Ji and Er Bing, formed close friends and brothers who would share life and death in a special campus environment. They became the only group in the school that fought against school bullying and suppressed the tyrannical behavior of Chai Tian (played by Lin Qian Du) and others

Xiao Li (played by Wu Yujun) is a policewoman and Xiao Bai (played by Pan Yueming) is a smaller-gangster. They haunt the same place but don't know each other. Once, Xiaobai was being pursued by a drug trafficking gang. In the subway station, with no way out, he offended Xiaoli and secretly threw the crucial pager into Xiaoli's pocket. The small after being thinned