The narrator tells us that the guy who beat up the other students is the senior master of the school. He's called Senior 711 because he's the most famous person at the school, and he fights a lot. The narrator says that this guy's name is Zhaozhijun, and that he doesn't take part in international competitions. He calls this guy a "natural socializer" because he can "cturn around slowly" . He also says that he can hit the opponent's abdomen with a "liver shot" , which is a technique that involves punching the opponent in the jaw and then hitting their abdomen with the thud of a liver .