Dorothea, the unfortunate daughter of a viscount, is selfish but has been compared to her younger sister, who has the title of ``Saint'' due to her beauty, and has lived a life despised by both her family and those around her. One day, her younger sister insults the princess of her ally, calling her "animal-like", leading to an international incident. On behalf of her younger sister, he goes alone to the beast nation of Rezanard to apologize, but...