Jade Swan, the main character, is an ordinary village girl that is actually a princess. When Gray Swallow's jealousy is rewarded with a battle between her and Jade Swan, Jade Swan embraces for the final battle for the throne by secretly training in her dream. Each girl has to wear long sleeves for the battle. The forces of the sleeves are so big that with a simple wave can send a girl flying off. Only Jade Swan survives.