It is a novel that combines the game of power and affection of sweet pets. It takes the persistence and protection of two generations as the main line, and unfolds a picture of a prosperous age where the peace of family and country is intertwined with the love of children.
The grudges from the previous dynasty have not been resolved, and the reborn legitimate daughter Su Qinghuan returns with hatred. She originally wanted to avenge her hatred, but she met the iron-blooded regent Xie Heng in the whirlpool of power and intrigue. One is a legitimate daughter of an aristocratic family who is smart, decisive and unparalleled in scheming, and the other is a decisive and powerful iron-blooded prince. From testing each other to trusting each other, the two work together to break the situation in the turbulent court - fight against the Queen Mother's relatives, clear the remnants of the previous dynasty, stabilize the young ruler's government, and protect the mountains and rivers of Dayin. Xie Heng's exclusive love and Su Qinghuan's resourcefulness complement each other. From the heartbeat under the crabapple tree to the promise to hold hands and grow old together, the sweet and affectionate love runs through the game of power and strategy, creating a fairy tale that everyone envies.
As time went by, their son Xie Chengan grew up. Inheriting his parents' intelligence and tenacity, he rose to prominence in Taixue and made contributions to the frontier. The young boy Zhiqi met Shen Zhiwei, the daughter of the Duke of Zhenguo, who he fell in love with, but there were many twists and turns due to the emperor's suspicion. Faced with the pressure of the imperial authority and the undercurrent of the court, Xie Chengan shouldered the responsibility at a young age and maintained a deep relationship with Shen Zhiwei. Under the protection and guidance of his parents, he went through palace intrigues and border wars, and finally cleared his grievances, stabilized the court, and continued the family legacy of "standing side by side with the one you love, protecting the country."