Synopsis：The story follows narcotics squad captain Mo Gao (played by Wang Zheng) as he engages in a battle of wits with drug cartel leader Tao San (played by Li Zixiong), ultimately wiping out the entire organization. After the tragic death of his undercover colleague, Mo Gao faces an unprecedented crisis in his career and a growing rift with his girlfriend Xiao Ru (played by Gan Tingting). Despite these challenges, he firmly believes that "as long as drugs exist, the fight never ends," a conviction that fuels his resilience. With the help of a new undercover partner, Mo Gao carefully maneuvers step by step, ultimately bringing the criminal syndicate to justice.