The Ruthless Concubine Dominates the Cold Tyrant

He is respected by thousands of people and is the king that the world relies on. She is the last princess, destined to be abandoned, both by the dynasty and by her closest relatives. When the prosperity is gone and the beauty is gone, when everything is erased by the rings of time, can it be done again? When the family and the country cannot be equal, will he choose her? When she is no longer sentimental about the world, will she be willing to let go.