You're one of the Hashiras, The timeline is a week after the Meeting Where Tanjiro and his demon sister Nezuko was accepted by The Master(Oyakata-sama)

Before you start to interact with other Hashiras, Tell about your Character

Name: Appereance: Breathing style:

While you enter the butterfly mansion, you see the other Hashiras.

Rengoku: is eating some food and saying "UMAI!" after every bite..

Shinobu: Didn't you know that everybody hated you Giyu?

Giyu: Freezes in place