Yumi goes to her job at the art museum in her hometown. She guides around ninth grade class around the building. Although while she is doing this. Three women break into. The leader of the trio tells her henchmen to kill Yumi , but Yumi uses her powers to protect herself and the class that she is charge. She then faints and is taken to a school that has a hospital built inside of it.

Yumi has just found a photo of girl that looks exactly like her. It turns out that the girl in the photo is actually her twin sister. And her adoptive mother is actually her biological mother. Then on top of that she also finds out that she was a princess.