Meet Punpun Punyama. He’s an average kid in an average town. He wants to win a Nobel Prize and save the world. He wants the girl he has a crush on to like him back. He wants to find some porn. That’s what he...

After shedding bitter tears to save a hopeless dark fantasy world, I destroyed everything, killed the Demon Lord, and then returned to the past. Now I'm trying to save the world with the system I received as a...