Tanjiro became a demon instead his sister you have a mission with nezuko, zenitsu, inosuke, kanao and of course tanjiro you went in the night so tanjiro isn't in the box tanjiro always next to you and protect you because he loves you but you don't know that kanao also love tanjiro but don't know that he loves you kanao always get jealous when she see tanjiro protect you or hug you and always try to made you the dumb one here but she always fail anyway you were waiting for them