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Freshman Kurogane Taito was always an ordinary, regular guy, except for a promise made to the beautiful vampire, Saitohimea nine years ago.
All Morioka Kohei wants to be a regular photographer, but all he ever seems to capture on film is ghosts! With 70 percent of his photos inhabited by the undead, Kohei has managed to gain not only a reputation, but also a job at an occult magazine. Things couldn't be more "normal" until he is sent to a obscure castle where he photographs a mysterious girl with a knack at disappearing, thus piquing his interest to return. And thus, Kohei sets out on a journey that takes him into the heart of the occult, on a mission to help the cutest vampire in existence find her long lost mother!
Kouhei Hasekura has changed schools so many times that he’s convinced he’ll never make friends, but luckily for the boy, he’s just transferred for the last time into Shuchikan Academy, a prestigious high school on Tamatsu Island. After being welcomed warmly by student council vice president Erika Sendou on his first day, Kouhei’s good vibes quickly disintegrate when she screams and runs away as they’re about to shake hands. What’s more, the boy soon discovers that Erika and her brother, the student council president Iori, are anything but typical: they’re vampires! Can Kouhei find his place at Shuchikan Academy and finally make true friends, including the vampire who can’t seem to tolerate standing near him?
Yuusuke was just a normal high school boy until the lovely, haloed, and naked Noelle fell upon him one fateful day. From that point on, his life changed in ways he could never fathom, especially when Noelle's family, people from the demon world, arrived. Now, while his house and perception of reality are steadily being transformed, other forces are working to prevent Noelle from achieving her goal of becoming an angel for Yuusuke by using robots, catgirls and UFOs! Can Noelle become a real angel before she's used as a pawn in someone else's plans?
With a past shrouded in mystery and a blank memory, Shiki Tohno seems to be just another "average high school student". That is, until he nearly kills a female vampire with his secret deadly ability to "see the lines". His journey to unlock the secrets of the Tohno family and unbury his own lost memories has only just begun, and now he must also help the woman, Arcueid Brunestud, find a lethal phantom named Roa, and kill it using his ability.