She traveled from the modern earth to the Donghong Dynasty and became a little princess loved by thousands of people. With the wisdom of modern people, she has been living smoothly in this ancient palace in this other world since she was a child... She thought she would spend a stable life of cheating. It wasn't until her father suddenly passed away that she realized that the peaceful life she had was based on his father's favor. Now that she has lost the protection of her father, the queen and the prince are jealous. Jealousy swept over her like a savage beast... The most favored little princess in the past had to accept the arrangement to marry the enemy country Nishino. However, due to her wanton behavior in her youth, Nishino's enemies were everywhere, and she was shocked at every step... Emperor Nishino had never been to her palace since she married Nishino, and he was so indifferent that he became a stranger. It was not until that accident that she bumped into the hazy figure in the hot spring and realized that her husband was actually a woman...