Demon Slayer: Become the Villain Boss Muzan

No heroine, no CP, not dark, not saintly

Traveling back in time to become Muzan five hundred years before the story began?

There is a lot of room for operation!

Blue spider lily! Overcome the sun!

Become the ultimate creature!

Living with the Twelve Ghost Moons (bushi)

Scare the Demon Slayers from time to time, and also play undercover (ಡωಡ)

Live until cell phones appear!

Games! Novels! Anime!

even……

Met the original scumbag boss, standing in the sun and shaking his head to mock him~

Let me know who the next victim will be (ಡωಡ)