The story of Alfen Lark, who was being bullied because of his red eyes and physically odd, even his parents don't care about him.
One day he meets Setz a mysterious boy who has the same eyes like him and ask him if he is a vampire too.
Setz become his friend and they met everyday since.
Someday, Lark said that he might not meet him ever again because he have to go to an orphanage.
Although he is a vampire he invites Lark to his world because he knows that he can live happily there because there everyone has red eyes.