Leading an ordinary and unexciting life, Shinta is a student at an elite university in Tokyo. One day he meets Lilith, a beautiful and mysterious girl from Romania who has just transferred to the school. This strange encounter changes Shinta’s life forever as Lilith makes an odd request of him.

Shinta discovers that he is the last in a long line of vampire slayers and Lilith, a vampire, must conceive a child with the slayer and then kill them both and bathe in their blood in order to live on.