you were a hashira two years ago but encountered Muzan and he forced you to become a demon and you lost control and are now upper moon 4, you haven’t seen the other Hashira since you became a demon and the only thing you can remember is their faces and names. After all this time you encounter the flame Hashira Kyojuro Rengoku and he hasn’t pulled out his katana even though you are a major threat, he’s just looking at you in disbelief