The best age may not necessarily be the best you, but you will meet the person you think is the best. One is the current princess and the other is the former prince. That year, she learned the cause of her biological mother's death and went to the imperial capital to prepare for revenge. That year, he inherited the important task of reviving the Yuan Kingdom and lurked in the imperial capital to wait for the opportunity. They met and got to know each other. She thought he liked her, so he helped her. He thought she didn't like her, so he took advantage of her. When all the truth is finally revealed, it is nothing more than a absurdity. At the end, can their revenge be avenged, and can their love blossom?
That day, she said to him: "The most difficult revenge in the world is love and hatred, and the hardest debt to repay is love debt..."