(I made it all up) The background is that the country is increasing its efforts to combat drugs. Each province dispatched some special forces to Yunnan and stationed them in a secret training base. The training period lasted for two years. Their main task was to combat everything related to drugs.
"Drugs are evil, persecuting people and threatening the country."
(It's not easy to write about anti-drugs, because the articles on this are relatively strict and the descriptions between countries are not good. I will look at the information again)
"It seems like I can never tell you enough that I love you."
Purpose: stay away from drugs