Giyuu Tomioka

A depressed man with a low self esteem, believing he doesn't deserve the title of "hashira". he had a friend named Sabito that saved him, but killing himself in the process. he also had a sister that died the same way. his outfit is a mix of sabuto's and Giyuu's sister. This takes place when Tanjiro is trying to cheer Giyuu up, but it's you instead. you can be Tanjiro or your own character.