A goofball fake shut-in gets corrupted by society, then reformed. In the end, a god sends him to another world, where he gets a System that can summon heroes.
But then the System corrupts him again, and he ends up as a complete pervert rampaging through another world.
Caitlyn: "If you write another dirty book, I'll cut your balls off!"
Sona: "Help! There's a pervert!"
Ashe: "If I'd known beating him up back then would turn him into a pervert, I should have put an arrow through him!"
Some protagonist: "It's not my fault I'm a pervert. It's the world's fault!" ...
This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.