The Demon King's Modern Survival Phrases

As a cultured and well-educated devil of three good things, I decided to implement my principles of eating well, having fun and sleeping well in the modern world. Ha? Destroy the world? It's none of my business who wants to do that kind of boring thing and who does it well... Wait, you guys dare to touch my game console. Sure enough, I'd better destroy you and the world together, so you can experience the terror of the Demon King! What? If something goes wrong in the world, I won't be able to play games. Uh-huh, forget it. So, are you ready to bear the wrath of the Demon King alone? Boy. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.