A Clap of Thunder (Demon Slayer X Male Reader)

You are the Thunder Pillar and you have embarked on a journey to kill the progenitor of demons, Muzan Kibutsuji, to finish an endless cycle of war between demons and humans and seal a millennium of bloodshed, once and for all. I do not own Kimetsu No Yaiba. I do not own any videos, images, or cover art shown. I only o...