King Ashura is the ruler of the Shura clan he is born genderless. Ashura is involved in a war with King Yasha that has lasted many years. His army has been fighting the Yasha even though they don't know where they came from. They can only fight at night and they have to stop fighting when the moon reaches the center of the sky. He wants to control the Moon Castle because whoever controls the castle will have their wish granted.