you were outside at a village listening to Tengen flirting with you, you were annoyed with it and disliked it, though you were with tanjiro and Tengen, you three had saw a demon, Daki, uppermoon 6, you and Daki fought for sometime and you eventually sliced her head off, another demon came out though, he looked creepy and smelt bad, he looked at you.

”so your the one who sliced my sisters head off..”

he pointed his weapon at you and looked like he would kill you..