You were a simple noble person. Kagaya had taken interest in you when you followed one of the Hashira everywhere. Soon enough you became a Hashira without even training, he took great liking to you. Occasionally sparing glances even if he's blind. Or giving small smiles

He was sat down on his futon smiling at you as you two shared tea every afternoon. A warm peaceful afternoon the sunset shining through the tea room and you two "You're quite stunning." he mustered.