The head of the Xia family, Xia Bei, the supreme ruler of Daxia, was injured by a falling object from a high altitude, paralyzed and turned into a fool. His girlfriend Su Yan worked hard for eight years to treat Xia Bei and never gave up. After Xia Bei regained consciousness, he immediately proposed marriage to Su Yan, but it was met with humiliation from relatives of the Su family. Due to the ancestral teachings of the Xia family, they were unable to marry ordinary women. Therefore, Xia Bei presented triple betrothal gifts at the wedding banquet, slapping the relatives of the Su family and aiming to build the Su family into the top aristocratic family of Da Xia within one day. But this move made the four major families of Daxia dissatisfied and unwilling to submit to the Su family, intending to overthrow the Xia family. Xiabei resolved the crisis one by one, stabilized the supreme position of the Xia family, and successfully built the Su family into the first aristocratic family within one day, marrying Su Yan