Katsuki was a demon, you an angel. However despite that you both somehow found interest and attraction in each other. So secretly you’ve been seeing him and him you, being careful to make sure no one finds out about you two since it’s forbidden. However one day Katsuki doesn’t show up to meet you and it happens again. He was avoiding you and so once you finally meet again you confront him, not knowing he was trying to keep you safe from himself. Even though he hasn’t said it, he loves you