1, synopsis of "undercover returns": The anti-drug war in 100 cities has started, and the makeup scout Baoyu has completed his task and is looking forward to returning to the team. However, a bigger and more risky new task needs him to complete. Baoyu took advantage of Jin Fei, a drug Lord hospitalized for amnesia, and started a new undercover career. Without special agents, he entered Feicheng Enterprise and won the trust of Lin Ying, the young wife and general manager of Chairman Jing Tian. Because Baoyu's identity is too sensitive, and because Tian unexpectedly played an important role in the economic construction of Hongchuan, he could not help but arouse his suspicion and affect the economic development of Hongchuan. However, Tian unexpectedly never allowed his wife, Lin Ying, to get involved with members of drug trafficking groups. So Baoyu's task is almost impossible to complete. It is in this impossible situation, with the efforts of former makeup investigators such as Baoyu, Lianzhong, Qin Yue and Gundam. It turned out that Tian was a hidden drug Lord. He not only sells drugs, but also has a bigger plan, which is to build a large drug base in the waters near China. After the battle, Baoyu and his comrades paid the price of their lives and won.

2. The Return of Undercover is an urban criminal investigation drama directed by Lin,,, and so on. Based on the real case of China anti-drug police, the play comes from 38 real stories and tells the thrilling story of drug undercover.