He is the monarch of a great country. In order to stabilize the country and expand the territory, he can give everything. He is determined to be the supreme emperor who has never been seen before or since, and he cherishes his power.
She is the third princess of a small country on the border. She has no mother's protection or father's favor, but she is still happy. She is like an elf in the forest who knows nothing about the world and cherishes her life.
One is supreme in power and position, the other is supreme in happiness.
Purpose: Make money