[Part 1: Guardian World] [Introduction] Amon is the heir to the Queen of the Guardian World, Ikuto is the heir to the King of the Guardian World, Uta is the female messenger of the Guardian World, Kukai is the male messenger of the Guardian World, Rima is the Left Guardian of the Guardian World, Miya is the Right Guardian of the Guardian World, and Nagihiko is the Left Guardian of the Guardian World. Ya Meng has five brothers and Ji Dou has two sisters, all of whom have status. Yamu is the heir to the Queen of Time and Space Administrator, Ikuto is the heir to the King of Time and Space Administrator, Uta is the female messenger of Time and Space Administrator, Kukai is the male messenger of Time and Space Administrator, Rima is the Left Protector of Space and Time Administrator, Miya is the Right Protector of Space and Time Administrator, Nagihiko is the Left Protector of Time and Space Administrator, and of course there are other identities. Rei Ito, Hatsu Ito, was summoned by Yamon as the heir to the space-time manager and traveled to the guardian realm. Rei Aizheng is a vampire hunter who also had his blood sucked. Three years later, he transformed into an aristocratic vampire. Ito was half human and half vampire. Of course, there are also guardian sweethearts, Yamu, Jidu, Rima, Miya, Uta, Nagihiko, and Kukai who also have the ability of the vampire race, and they are members of the ancient royal family. Of course there is a way to resolve Rei's situation. Ito becomes Rei's lover and doesn't like Yuki. Yameng doesn't like Weishi, but the person he loves is Jidu. The person Weishi loves is not Yameng, but Ximeng.