This story takes place in ancient Asia, during the "Eternal Peace" era in Fierefell. The royal family possesses magnificent powers that only runs through the veins of a royal or their "Transporter".  A transporter is an individual who has powers to protect a designated heir and will stay with them for all eternity. There is a law that prohibits Transporters and Mistresses to have children. Transporters, in particular, are not allowed to be in romantic relationships. King Jinwo