An educated chemical engineer becomes an undercover officer against drug dealers.
Yu Hewei
Lu Yunpeng
Hou Meng Sha
Jiang Yinan
Zhang Danfeng
Wei Hai
Fu Chengpeng
Wu Xinhe
Wu Xiubo
Lu Yunfei
Xu Zheng
Wu Xiong
Zhang Lu
Yin Ta
Liu Xiaofeng
Qiao Liwei
