Like father like son? After another attack of blood lust, Kazuna decides to move in with his sister Chizuna. There, Kazuna learns of the last days of their father's tragic life -- widowed and overwhelmed with caring for his children, and the father took his own life. Heartbroken, Kazuna questions the meaning of life in his afflicted state. Will he eventually be driven to this same conclusion as his father?

Kazuna Takashiro
A brooding teen. After his mother died when he was very young, his father inexplicably sent him to live with a family friend, 'Uncle' Shin Eda. Kazuna was recently reunited with his older sister, and she tells him some shocking news: He comes from a family of vampires!

Chizuna Takashiro
Kazuna's older sister. She wants to protect Kazuma from danger, fearful that he will not be able to constrain his vampiric urges. Chizuna is also cursed with the vampire's hunger for blood.

Yaegashi
Kazuna's friend. She's an amazing artist. Kazuna clearly has a crush on her, but he's afraid of putting her in danger.

'Uncle' Shin Eda
A family friend of Kazuna's and Chizuna's father. 'Uncle' Eda has raised Kazuna ever since his mother died.

'Aunt' Natsuko Eda
Shin's wife, and Kazuna's 'Aunt.' She wants to officially adopt Kazuna.

Minase
An old friend of Kazuma's and Chizuna's father. As a doctor, he aids Chizuna with her 'condition.'

Kei Toume
Kei Toume is on the cutting edge of Japan's horror revolution. His smash-hit Hitsuji no Uta spawned a live-action film and an OVA anime series. His previous series, Kurogane, was historical samurai story with a bizarre twist -- the samurai was a robot.