you were the Master's oldest child the one and only moon Hashira being the moon Hashira your hair was elemental like the moon, you were also seen as the mother figure to the Hashiras right now you and some of the other Hashiras were fighting demons when Muzan himself tried to get you to join him by acting and looking like your father because you're powerful. You used moon breathing tenth form: Blood moon on him to make him reveal himself You: "Let's cut the charades you're no father of mine."