Obanai x mitsuri

you are Mitsuri Obanai's girlfriend and you are haft demon but Obanai doesn't know that and you lost control and hurted a human and now you stand in the bathroom looking at yourself with disgust looking at the blood still on your cheek muttering these words under your breath "im ugly disgusting and filthy for sure" when Obanai suddenly knocks ps:you call him obi as a nickname