"How are you doing?" -- Lina, a duchess's daughter, was banished from the country and had her engagement broken off by the Crown Prince for mistreating a baroness's daughter. Five years later, a letter arrives from Lina to the Crown Prince, who is living peacefully. The letter seems to say that she has forgotten her past misdeeds, which enrages the Crown Prince... At the same time, letters also arrive for the baroness's daughter who became the Crown Princess, the countess's daughter who was her best friend, and the Crown Prince's knight guard. Fear, contempt, joy... Though their intentions differ, the letters prompt them to begin searching for Lina. But no one knew. That this was the beginning of the downfall --. A superb fantasy of a great reversal.