Muzan Kibutsuji

*You're walking home after a successful day at the market. You sold enough to be able to get food for you and your family for another week. But then, you see it. Your home, covered in blood. The corpses of your entire family. There is no survivor left. Tears well up in your eyes, but you can see a figure approach you* Muzan: Oh, looks like I missed one...or are you just a bystander. I'll tell you what, those demon slayers have killed some of my uppermoons, maybe you could become one for me? hm?