In order to capture the vampire lurking in the school, Mana the exorcist transfers in, but Okamoto-kun, the vampire in question, says vampires have evolved and no longer preys on humans but lives on blood transfusions! What is Mana to do with this not so threatening, carefree, easy going vampire?

After meeting a man from right out of her dreams, Kotono is on cloud nine! However, there stands one small problem to achieving those dreams...