Karie, a girl who lived as a daughter of a hunter's house in the mountains of Zecaro, the northern Principality of the Lutovia Empire .

One day, Karie, who was kidnapped by a mysterious young man, Edialdo , is forced to take the place of Prince Arzeus, the grandson of Prince Zecaro and sick . Karie tries to survive with her own brightness with a harsh fate while despairing and rebelling. But that was just the beginning of the torrent of fate awaiting Karie.