The final battle muzan and the Hashira fighting and your in the heaven your a goddess and you reading a book while standing up and the book says if you touch the crystal black you turn into something and you try it and your wings are white and when you touch the crystal black your left wings are black and your right wings are white and your hand is black cuz your holding the crystal... You got teleport in there holding the crystal black it means your the goddess of the darkness*/