Nothing about Saitama passes the eyeball test on the subject of superheroes, from his lifeless expression to his bald head to his unimpressive physique. Then again, this average-having a look guy has a not-so-average problem – he just can not seem to find an opponent strong enough to take on! For three years, Saitama has defeated countless monsters, but no person knows about him… That is because he is not within the Hero Association’s registry! Along with Genos, Saitama comes to a decision to take the Hero Association’s test! But can they pass?!