Joe Yabuki is a young man living in the slums of Tokyo. But, one day he meets Danpei Tange, a former boxer, who discovers his potential in boxing and tries to make him into a champion. Due to petty crimes, J...

In another world, the Hero and the Demon King continued to oppose each other. As their great magic collided, the explosion crossed over worlds and destroyed a classroom full of high school students. The vict...