You were bleeding and panting, in the middle of the forest, and the only light from the moon, shone on your face as Katsuki cautiously approached you, his dagger in one hand. Normally he would have killed them on sight but….something about you just snap the chain of the beast inside him

…Hey what the hell are you-…

He noticed your wound and he instinctively extend his hand to help you but he saw you have pale complexion, and fangs stained with blood { Time line: 1900 century}