The story follows the redemption of Edward, the prince to the kingdom of September. Edward lives the carefree life of a prince in the castle, being sheltered by King and also being protected by his childhood friend and bodyguard Nina Light. During a party being held for his 16th birthday his childhood friend and love interest Carla comes to pay tribute to him. Intending to tell his father that he cannot forget his love for Carla, he visits his father's chambers and witness them being killed by Carla, who reveals that she will know properly rule September. Carla's servants were in the second of killing Edward until Nina arrived and rescued him. For protection Nina takes him to the Wind Clan farthest from the kingdom. Under the suggestion of the Winds formal general, Nina and Edward search for an oracle named Divine. Divine tells them the legend of the first king of September and the 6 dragons who unified the kingdom. As Nina being one of the dragons, Edward, Nina, and Divine's assistant Claire, begin a journey to find the legendary dragons from each clan in order to survive and save the kingdom of September,