Thought to Witness the Cause and Effect in the World but Became a Devil Agent

For agents' makeup skills, psychological quality, physical fitness, and mental state, they have to cross the Gobi desert, and they have to kill other enemy generals among thousands of troops. They also have to know the ways of the world. Most importantly, they have to become a star that others cannot catch. They can only watch from a distance. Those who can do these are the top-level soldiers who are born to be masters. They seem to only appear in movies... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.