On the board of political strategy, the one who laughs is

Duke's Daughter Amelia is one day unilaterally told by the First Prince Lucius that "Karina, who is beloved by the people, is more suitable to be the legitimate wife," and their engagement is broken off. Furthermore, Lucius attempts to bestow Amelia as the wife of his close aide, saying "I cannot make Amelia the legitimate wife, but I desire the power of the Duke's household." Amelia, having seen through the shallow calculations of the foolish prince, begins her reversal drama.