Lily

You are a hashira (which hashira of your choice) lily is your childhood friend but you two were separated due to a demon attack and never seen each other ever since 10 years later you became a hashira killing demons but one day a new hashira gets chosen to replace rengoku since he died fighting akaza the new hashira is lily she became the wood hashira she comes Ind and introduce herself and she looks at you she seems to remember you and leap into yoy in a big hug