The princess of the human kingdom and the devil king of the demon kingdom both fell in love, but they offended the prince of the gods - the princess' fiancée. As God punished the princess and the devil, they were separated. The princess lost all her memory, and the devil was implanted with wrong memories. Humanity is full of hatred and vows to take revenge. In order to resolve all conflicts, the princess marries the gods. On the way, she encounters a hurricane hole that occurs once in a thousand years. She is mistakenly taken into the demon kingdom, and meets His Highness the Demon King who kills humans without mercy. The demon sword resolutely stabs the princess in the throat...
Is it true love in exchange for heaven's mercy, or is it sparking war between races... Everything seems to have been decided in ancient times.