[Introduction]
Tian Ye (played by Li Jing) is the biggest drug lord in Jiangcheng. He is cautious and never personally participates in transactions. In order to catch Tian Ye, Chen Changrong (played by Lu Nuo), the captain of the anti-drug brigade of the Pingjiang Public Security Bureau, resolutely goes undercover into Tian Ye's drug trafficking gang, and the final decisive battle is about to begin.