MTL - I am the Father of the Villain - Chapter 3 third

Quinn Winter is a young man from another world. One day, he is suddenly chosen to become the new Demon King. But the Demon Kingdom is in big trouble – it's losing a terrible war against the human kingdom called Gran'le.To help his people, Quinn comes up with a risky plan. He will sneak into Gran'le and learn their secrets. But things don’t go as planned. A powerful noble sponsors him, and he ends up joining Heavenward Academy, the top school for training future heroes.At the Academy, there's a big challenge called the Selection. The best students become Paladins – magic knights who fight demons. Quinn doesn’t want to become a Paladin. He is a demon king! But now, he’s stuck in the Selection… and if he wins, he’ll become the very thing he’s supposed to destroy.He started the day badly. Now, things are getting even worse.

Target Audience: This book is for those who had enough of MCs getting bullied and those who enjoyed progression. I’ll now apologize if I miss something and MC didn’t act according to your likings, I’ll adjust and improve so let’s get addicted to it! SSS rank talent? I can get 10,000 xp multiplier and convert them to upgrade my skills? Proficiency? Item Quality? Top ranker? Beat them up! Arrogant villains? Slap them to death! My Little Sister getting bullied in school? Destroy the school! In my eyes, you are just experience points to farm! Let’s farm experience points!

The world was hit by an abnormal narcolepsy, and there was a mass coma. Lee-joonhyuk was transferred to a dimensional battle field as he fell into an abnormal narcoleptic sleep. This is the story of him as he starts as a minion.

Violence, Rogue, two names that had long since faded away from the limelight. In a new game, The Strange World, they appear once again. The two former legends, once more rise to glory.

- Description from Novelupdates