Blood Lad(2013)

Staz, a vampire, is one of the heads of a region in the world of demons, but he is not very interested in eating human blood. He is more interested in the culture of the Japanese people and when he finds out that Yanagi Fiyumi, a Japanese girl, has come to the world of demons, although before he can see her, someone enters his organization and disrupts everything, and Fiyumi is killed by a monster and becomes a ghost. Staz gets very upset after seeing this scene and swears to find a way to bring Fiyumi back to life and...