A human wields a magic book that can cure vampires of their bloodlust, and sets out to find vampires to cure with the book.

Adachi and Shimamura become friends, but soon new feelings blossom. They travel the sea of emotions as they learn each other's feelings.

A irmã mais nova de Lala, Momo Belia Deviluke, se apaixonou por Rito. Momo planeja roubar Rito de sua irmã, Lala. Ela espera que, se Rito se casar com Lala, ele possa se casar legalmente com todas as garotas que o amam.

Tokaku Azuma has just transferred to the elite Myoujou Academy, a private girls' boarding school. But there's a catch: she, along with 11 of her fellow students in Class Black, is an assassin taking part in the challenge to kill their sweet-natured classmate, Haru Ichinose. Whoever succeeds will be granted their deepest desire, no matter the difficulty or cost. However, each assassin only gets one chance; if they fail to kill her, they will be expelled. Despite the extraordinary reward, Tokaku decides to take a different course of action. Though Haru is her target, the young assassin soon finds herself drawn to the very girl she is supposed to kill. With the entire class out for Haru, Tokaku refuses to let her friend die, vowing to protect her from a growing bloodlust.

Tsukune takes a bus to his new school on his first day. Unbeknownst to him, the school is for monsters who go berserk at the scent of humans.