Haytown is a small British town in the mountains. It seems beautiful and harmonious, but it is home to a devil that is not tolerated by the world - it has a charming appearance and the power of immortality, but can only feed on blood...
Natsume, a 16-year-old girl, closed herself off because of the shadow of her parents' death when she was young. She returned to the small town where she lived with her parents, but met him here. They come from the same place, they are equally lonely, he draws her closer, and they become the most incredible companion... When the light shines through the dusk, and when the truth is revealed to the world, the fairy tale between the vampire and the human girl will finally come to a grand end...