This movie tells the story of Captain Qi Weibin (played by Xing Hanqing) and Deputy Captain Chen Min (played by Li Mengmeng) who receive a tip-off about drug trafficking. They launch a secret investigation with their team and engage in a thrilling battle of wits with drug lords Duan Kun (played by Gu Bin) and Duan Yu (played by Chu Qian). In an attempt to infiltrate the drug trade, Qi Weibin hides inside a truck carrying drugs and follows it to the drug production site. He takes advantage of the terrain and the cooperation of his team to take down the drug den. However, he later realizes that this is all part of a conspiracy, and he feels guilty seeing his team members are injured during an unexpected event. As they investigate further, they discover a new suspect, a broker named "Eel." Who is Eel? And who is the mastermind behind the drug case?...