A female college student who has lived desperately with her younger brother and sister after their parents died. It was Yo-chan, her the first love, one who had been abused because he was a vampire, suddenly took care of her surroundings. "Itsuki-chan will be my princess." Meal is mouth-to-mouth! ?? I've never even had a lover ... 親が蒸発して、弟と妹と３人、必死に暮らしてきた女子大生の樹。そんな彼女が突然身の回りの世話をすることになったのは、吸血鬼であることから虐待を受け続けてきた初恋の人「ようちゃん」だった。「いつきちゃん、僕のお姫様になってくれるんでしょう」。食事は口移し！？　恋人すらいたことないのに……。貧乏ＪＤと吸血鬼の倒錯ホラーお世話生活スタート！