When a person dies, their soul turns into a butterfly and flies away. Holding the thoughts and consciousness of the deceased, this butterfly can last for 49 days before fading away completely. In this world...

The human's world has been invaded by powerful blood-sucking creatures. Miika, an 16 years old schoolgirl, after an encounter with the young dhampir Alan, has been dragged into the long-time war between the ...

Rei is a ruthless man who travels throughout the world in search of a certain someone. But he was not always ruthless and without compassion--both his search and his anger are driven by vengeance. The one wh...