Winner of the HJ Novel Award 2021 (First Half). Currently available from HJ Novels. Additionally, a manga adaptation by Mr. Ohno Iimo is being serialized on Comic Fire. Duchess Elizabette has been working hard to become a future mother of the nation since she was old enough to understand. She has been covering up the mistakes of her fiancé, the prince, helping her father, the duke, with his work, and supporting the king, who will become her stepfather, from behind the scenes. One day, while her father and the king were away, the prince suddenly broke off their engagement. Enraged, Elizabette, who has been hiding her true power, the Seven Magic Books, vows to take revenge on her homeland.