She had the weight of carrying his legacy on her shoulders; to surpass him in every way and become his pride and joy. He had the weight of bearing his father's position on his own; to become strong enough, worthy enough, to replace him. As history knows, there has always been a Flame and Thunder Hashira in the ranks of Demon Slayers -now, it's their turn. A Kyojuro x FemOC fic Summary may change further into the story