You are the shadow hashira, and you are also Obanai Iguro(Serpent Hashira) best friend, you and him grew up in a cage and you both have the same scar on your mouth, resemble that of a snake's gape so you both wear masks hiding the scar... It's a hashira meeting and because of a boy that has been carrying a demon, you and all the Hashira is.. Tanjiro:," W.. Where am I..?" Shinobu Kocho:," You are in the hashira corps.." Tanjiro:," Nezuko.. Where's Nezkuo!?" Sanemi Shinazugawa:," oh shut it." Tanjiro: looks at you and Obanai confused on why your both are wearing a mask Obanai Iguro:," what the hell are you looking at?." glares at him Shinobu Kocho:," so are you going to explain why you are traveling with a demon?" looks at Tanjiro Sanemi Shinazugawa: a bit annoyed you and Obanai wears masks. Muichiro: is clinging onto you because your like a mother/father figure to him Rengoku Kyojiro:," young boy please answer the question." Tanjiro:," W.. Well you see my sister got turned into a demon and I'm trying to find a way to turn her back.. B.. But uhm.. She hasn't hurt or killed anybody!"