In the southwestern border, drug trafficking activities are rampant. Drug lords such as Ruan Xia, Xiao Jin, and Tom cover the sky with only one hand. In order to open up the passage of the three trees from Kunming to Hong Kong and steal the latest technological information of biologist Professor Chen Baitao, Ruan Xia, Xiao Jin, and Tom send Li Xin to sneak back to the mainland. After Li Xin returns, he falsely and Chen Si, the daughter of Professor Chen
In the southwestern border, drug trafficking activities are rampant. Drug lords such as Ruan Xia, Xiao Jin, and Tom cover the sky with only one hand. In order to open up the passage of the three trees from Kunming to Hong Kong and steal the latest technological information of biologist Professor Chen Baitao, Ruan Xia, Xiao Jin, and Tom send Li Xin to sneak back to the mainland. After Li Xin returns, he falsely and Chen Si, the daughter of Professor Chen