This anime is based on a role playing game on playstation released on July 1996 by the same title. The story takes place on a kingdom where people live peacefuly called POPOROKUROISU (Popolocrois?). The kingdom has a young prince, Pietoro, a king Paulo and a queen Sania, like a typical kingdom.

One day a mysterious girl, Hyuu, appeared in POPOROKUROISU kingdom by some sort of teleportation machine. Hyuu quickly become acquainted with Pietoro. However, Narushia, a magician and a good friend of Pietoro, is also have a feeling for Pietoro. Their relationships and feeling are interwoven as the story progresses.

There is also a villain (like always in role playing game) called Gamigami with his evil plans...