During the Zhaoli period, Xiao Jingxing, the direct grandson of the Dongting Hou Mansion, was well versed in strategy and only wanted stability. The current emperor's daughter Jiang Lingyue was cold, arrogant and ignorant of worldly affairs. An imperial decree granting marriage forced the two to marry, and the marriage was agreed to be "in the same house but in different houses." He avoids intrigues, she refuses to be constrained, and they are in conflict with each other. However, during the exchanges between the Hou Mansion and the palace, he gradually became involved in trivial matters at home and turmoil in the court. She secretly helped him get out of the predicament, and he secretly protected her. From being estranged from each other to coping with crises together, feelings emerge secretly in their daily interactions. There is no golden finger, only wisdom and sincerity can break the situation. Let's see how the two of them find a way to know each other and stay together under the etiquette and rules.