The Odyssey of the One Punch Man.

After having led a life in the lowest. In a world where a game changed everything when the numerous human superpowers began to wake up and claim territories, the weakest of all, being abandoned by the world, despite everything, never gave up, his unbreakable spirit never gave in to despair. and in the end, his effort was rewarded. After so much hardship, he got the reward from him. "Eh?... What is this strange book with the drawing of a bald man dressed in yellow pajamas?" "Saitama?" "One-Punch Man?" "Where the hell am I!?"