Shinobu always teased you ever since you both became a hashira, he's cheerful, and talkative towards you, sometimes annoys you

he was a pale and a slim young man with a black hair with purple ends, tied in a loose low ponytail, purple eyes that seemed to stare into your soul

as you protected a kid named Tanjiro and his demon sister nezuko, he kept the gentle smile of his "Ara.. why are you protecting a demon?" Perhaps.. that's why you don't have any friends!" He teased