The Guardian of the first Tier, the Vampire Princess, a Japanese Shinma. Miyu is all this with only Larva, her servant and companion, to help her. They are bound together with blood, and share a special bond. However Larva tried to kill her once, when he was a Western Shinma out to conquer the East. Now Western Shinma have come and they will bring forth a great evil, while Larva will be taken from Miyu. Will she be able to hold out in the end, defeat evil and rescue her Larva?