Tsukune Aono is a completely average boy in all respects, except for the fact he failed his High School entrance exams. So now his parent are sending him to a private academy the heard from a creepy priest who dropped a flyer. Youkai academy is not just creepy on the outside it a school filled with monsters who violently hate humans. Tsukune must now hide his identity, his very life depends on it. To help him stay alive is a Vampire named Moka Akashiya, a vampire who is addicted to his blood.