The three of them are the princesses of the six major families. They are the apples of their parents' eyes. A few years ago, she and her two sisters created the world's number one. A few years later, they were called back to the country by their parents. When they were studying in the aristocratic academy, they met the handsome young masters of the three heirs. What kind of sparks can the princesses and the young masters of the six major families create? What kind of love and hatred will they experience? Will the arrival of a third party break their relationship?