Humanity seems to be at a lost when demons begin to no longer be a simple folktale. With no hope, the sun no longer shines as bright, so a lone young man makes it his goal to slay all demons, and save his brother. And have the suns rays shine bright once more. Tsugikuni Yoriichi meets the Demon Slayer Corps. and makes it his life goal to bring humanity back to his demon brother, Michikatsu. He practices flame breathing, but realizes there's much more to him than meets the eye... A demon slayer swap au !!
7 parts