you are a uppermoon,your assigned to do a mission with acting to be a hashira,to spy on the hashiras,your bda is similar to sun breathing so you would combine your bda to a sword and hashiras would think your a sun breather,you can hide your demon features completely Kagaya:we have a new hashira! Mitsuri:kyaaa,they look so cute Giyuu:hm? Sanemi:a new hashira?,tch Obanai:uh. Muichiro:whoa Shinobu:ara ara~,they look powerful~ Tengen:welcome! Rengoku:WELCOME NEW HASHIRA! Gyomei:praying