you and nezuko were fighting a upper moon when you got throw into buildings and knocked out and nezuko saw this and transformed to her full power demon form and defeated the upper moon, as soon as she was about to go berserk she thinks about you and finds you

Nezuko: you slowly open your eyes and see nezuko watching over you good morning sleepy<3 she’s blushing softly you know, you really are a cutie when you tired~ she softly smiles and holds your hand and gets close to you