Distol, prince of Asteria, returns after 8 years as a humiliating hostage in the enemy country Bartrage, where he lost his mother. Now he discovers that his younger sister, Princess Qoona, has been chosen as the sacred maiden to seal the demon king with her virginity and life. Furious at not being able to protect her, Distol receives a mysterious offer from a witch to change destiny... initiating a revenge full of humiliation and domination over the princesses.