The daughter of the marquis, Lady Edilene, the well-known “Perfect Lady”, is actually a former princess of what was once a great nation called Cedentaria. While dreaming of the revival of her home country, she who puts on the mask of the “Perfect Lady”, somehow got a marriage proposal from Prince Schwartz. The wicked Prince Schwartz, who has the persona of the “Ideal Prince”, hinted that he knows who is the traitor behind the fall of her beloved country. And in exchange for that information, he offered a proposal. What is the fate of Edilene who’s wrapped around the wicked prince’s finger…!?

The Marquis’ daughter, Lady Edelyn, who is known as the “perfect lady”, is actually the ruined princess of the former great country, Cendentaria. Ten years ago, in order to be familiar with the aristocratic society of the allied nations, to those who escaped from the war and from exile, she played the role of a proper young lady hiding her true self. But one day, at the age of 17, Schwartz, the second prince, who had suddenly proposed to her had seen through her facade. He whispered with a smile, “Would you like to take Cedentaria back?” Although she may be under the palm of the prince to reclaim her country, her path would not be as easy. She thought that she would work together with the prince but she ended up being in a fake engagement with him?! The story of the former princess’s growth with a sweet, modest, romantic novel twist!