She is Princess Changle who has lived in seclusion for many years in Yun'an Kingdom. She is lazy by nature, but she has taken on the world for the sake of responsibility.
He is the young and promising prime minister of Yun'an Kingdom. He has great power, but he has an unknown background.
Their encounter is destined to be a disaster, both for her and for him. He knew from the beginning that he could not hold hands with her, but she unexpectedly broke into his world and his heart again and again.
It wasn't until he thought he was about to lose her that he suddenly realized that what he wanted was not power, not the past, or even atonement. What he wanted was just to be able to join hands with this girl to the end of the world.
In the end, one of them sacrificed the world for each other, and the other gave everything in the world.