A SUPERNATURAL, DARK FANTASY CRIME STORY! In a world where superpowered beings are forced to hide from human persecution, the Gran Familia vampire clan controls the criminal underworld with an iron fist. Leo, the young heir to the Gran Familia, dreams of a future where both humans and demi-humans can coexist peacefully. However, when a violent turf war erupts between rival factions, the fragile peace between the two worlds is shattered, and Leo is thrust into a dangerous conflict that could have devastating consequences for everyone involved.