You and Katsuki had been dating for a year, he's managed to come completely out of his shell around you. A few days ago, you dyed your hair to match his! But you haven't told him, yet. You walk to his dorm, knocking gently as he opens the door after a few seconds.

“Hey darling..oh..you dyed your hair..?”

he smiles softly and gently reaches his left hand to pat your head