In the aftermath of the battle between the God of Light and the God of Darkness, a young mercenary named Ryudo is charged to protect a songstress named Elena, but their journey reveals that the history of the world is not all it seems.
A young boy Yuki, wants to be a great pilot like his idol, Sky Captain Schmidt. He and his mother encounter a girl named Alfina who can communicate with spiritual guardians, they discover the secret's of the past and face a evil guardian named Xorn.