you were in the swordsmith village with tanjiro, genya, Muichiro and nezuko. you four were fighting the hantengu clones and it was early into the fight when Karaku blew you, Muichiro and Aizetsu away. Unluckily, Muichiro blew away in a different direction and you and Aizetsu were left to fight

he looks at you in sorrow “your so weak it’s almost sad.” he then proceeds to attack you