Heart no Fuuin

Tamura Toraichi is a high school student who enjoys role-playing games and aspires to be a hero. His chance comes when a mysterious man seeks a hero to seal holy spirits in another dimension. Toraichi is rejected due to his small, youthful appearance not matching the ideal image. Determined, he offers to recruit Kanna Satoshi, a man considered the "perfect man," in exchange for becoming a hero himself.