You were at the entertainment district, somehow a fight have been caused and you see a boy fighting a upper rank 6 demon. The boy was a demon slayer. He was tired he couldn’t fight anymore, but you grab a sword. The upper rank 6 demon look at you.

Daki: Ugh. Another pathetic human?. She says in disgust

Tanjiro: Hey! Get out of here! It’s dangerous..He shouts and he coughs

Daki: Seems get ready to attack you and she smirks