As a concubine and a maid, she struggled to survive in the world, but due to a royal conspiracy, she accidentally married the noble uncle. He was an extremely talented prince who was favored and admired by thousands of people, but he only fell in love with her. In this imaginary era, she relied on her royal sister style and super high IQ to carry out revenge step by step in the palace battle. And he, the academic domineering uncle, transformed into a maniac who dotes on his wife, making suggestions by her side. They cling to each other in the whirlpool of intrigues, and their feelings gradually heat up amidst ambiguity and adversity.