Are You Stupid? The Villain Has Started Being Human! [Quick Transmigration]

"System: In this world, someone has to play the villain, it's just... Villain calmly: Oh. System: ...It's just that the endings aren't too great. Villain puzzled: Huh? Villain curious: What kind of endings? System: Oh, just some slightly painful ones like execution of the entire family, insanity, exploding to death, and so on. Villain flips the table and roars: Whoever wants to be it can be it then! System: ... Across three thousand worlds, there are always such people who, due to various reasons, become cannon fodder villains and ultimately meet a bad end. The auxiliary system senses their resentment and regret, signing "contracts" with them to change their lives. System: What's o...