In this world, the government is made up of superheroes. Karo, the son of an infamous villain, is the sole wielder of an artificial power source called Iron Might. With his newly attained power, he is targeted by heroes and villains alike and encounters numerous challenges. Despite this, he is determined to save his world from the self-proclaimed superheroes that run the government. On his journey, he will learn what it means to be a true hero.