The drama tells the story of Cheng Ji, the captain of the Anti Drug Brigade in Lingnan City, who is killed while on a mission. Lin Qiang, a police academy student (played by Lin Peng), is accidentally mistaken by drug dealers as a trader. The police force then arranges for Lin Qiang to hide her identity and begin an undercover mission to collect evidence of drug trafficking. When infiltrating the Qiu Hu Group, Lin Qiang met the overseas drug lord Ma Hong
The drama tells the story of Cheng Ji, the captain of the Anti Drug Brigade in Lingnan City, who is killed while on a mission. Lin Qiang, a police academy student (played by Lin Peng), is accidentally mistaken by drug dealers as a trader. The police force then arranges for Lin Qiang to hide her identity and begin an undercover mission to collect evidence of drug trafficking. When infiltrating the Qiu Hu Group, Lin Qiang met the overseas drug lord Ma Hong