
Currently, Hiryuu Palace has no one else next in line for the throne other than the fifteen year old princess, Yona, who had been raised with care. Finally, the night of her sixteenth birthday arrives. She expects it to be a wonderful day spent with her peace-loving father, her servant and friend Hak, and her cousin Soo-won, who she had feelings for... However... That night, Yona goes to visit her father to tell him how she really feels, because he opposes to her getting married to Soo-won. However, when she gets to her room, she encounters a shocking truth.
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Yona and the gang head to a hot springs hotel, where they are greeting by the owner, an old women who always dozes off. Later on, Jae-Ha wonders why Kija has not entered the men's bath, discovering that Kija has a scar on his back shaped like claw marks and coming to the conclusion that the previous white dragon warrior scarred Kija's back.

This is the first of a two-part OVA surrounding Zeno's backstory which is not revealed in the main series. It starts out with the group having a drinking contest. Kija is quickly eliminated by Jae-ha as he wants to see who has the more powerful dragon limb. However, do to his low alcohol tolerance, he faints after having one drink.

A continuation of the second OVA. Zeno tracks down the presences of the four dragons after the originals die. He eventually finds the village of Hakuryuu and the new White Dragon. The villagers are alarmed and shoot him with an arrow. Zeno wakes up in a hut being tended to by a girl named Kaya. That night, Zeno realizes that Kaya has an extremely contagious disease and cannot live near people because of it.
