Ultra boom boom sets a model of korea national soccer team and show how Hangan high school soccer player best eleven develop themselves. And the challenging story of Kookji and jinni.

Han gukji plays a role in forward in soccer nicknamed as bomber in ground. He is an excellent combination with yujin and formidable cannor shooter but his ability is in doubt yet. He does not seem to know whether yeoeun has crush on him by Kookjin’s shooting.

Yoon, yeoeun, a cheerleader of soccer team of Hangang highschool and a sister of a Mr yoon in soccer team. Yeoeun is beautiful and has good figures and dominates followers as a princess. However, her eyes are always fixed to Kookjin.

Yanghisang, a competent soccer player who could be in best member eleven in his junior high year of the nationwide. He joins the soccer team of hanging high because there are many chicks in hanging hig, but he remains 2nd person because of Kookji.

Yoojin, positions himself as mid fielder nicknamed cuttie. She probably is the only soccer player in female high shool. She is a fast runner and accurate passer so that she places a ball in front of striker in no time. Of course the attacker is han gukji. Yoojin and gookji has delicate relationship and they seem to be lover but they are not sure of their relationship, either.

Ultra boom-boom is the genuine sports cartoon whicih excels slam dunk. With a subtle depiction and exciting story gave heart throbbing moment to readers. As a 2002 world cup co-hosted by Korea and japan, people are more interested in soccer so that the writer throws a celebrating message to readers.