The story revolves around An Than (a "reincarnated"strategic genius as a high school kid) who has troubles in school and life in An Nam. In An Nam, the strong win, the weak lose. Martial arts is the pinnacle, the stronger you are, the more you can come close to your dream. An Than got hit in the head by some bullies and somehow become a "reincarnated" strategic genius who urged for vengeance on those suppressed him. Because of this, An Than swore he must become stronger to protect his dearest. On this journey, the main protagonist encountered great foes who would give him a hard time; met great allies who would embark on this adventure together. In the end, will he get his revenge or just become a useless mad man? Let's find out!