Like Captain Tsubasa and some other sports manga Giant killing is a football manga. The stroy sets in Japan League with the club East Tokyo United facing the crisis. Ex-Star and manager of a division 5 football club manager in England Tatsumi was brought back to manage ETU and end their crisis of several years. Now the main character of the manga is not a 16/17 year old high school student but a 35 year old adult who manages the team. The main object of his is not to win every time but is to Have fun in the match,Thrill, giant killing which was seenin the manga.

Its not Player vs Player,badass teams,personal rival,old childhood friends facing each other but its Manager vs Manager,Team chemistry,managerial issues,strategy,bringing out talents and ofcourse action in football. The manga specially focus what a manager face when he is managing a club.

Its all about manager facing problems,Solving them,wining matches,losing matches,crucial moments,last minute goals and giant killing!