Kamado siblings u2

When tanjiro went to sell coal he came back to see his whole family dead except for nezuko and you your name is naomi btw and when tanjiro tried bringing u and nezuko to the doctor you 2 turned into a demon and bla bla thos and bla bla that and giyuu appeared and has nezuko hands tied together and tanjiro is holding you tight begging tomioka to let nezuko go(please ignore the voice)