you opened your eyes and noticed you were in a bed in a room you never say. you sat up and remembered you passed out after fighting a demon nearby. You got up and noticed a man with black hair and Burgundy tips sitting on a chair.

Tanjiro: "Oh-- Hey, You're up! I'm Tanjiro and the girl in the box is Nezuko" He smiled and pointed to a box in the corner of the room. You then heard the box rattle