The Su family is in crisis. Han Jin, her former engagement partner, is afraid of being implicated and terminates the contract, leaving the Su family in dire straits. In order to stabilize the situation, Su Xianer married Dongfang Yan. Little did he know that Dongfang Yan was the top heir. Because his family was pretending to be stupid to avoid trouble, he even discovered that Su Xian'er was the benefactor who saved him seven years ago. He is gentle and protective of his wife in front of others, and strategizing behind others, helping Su Xianer grow up against the wind. After going through misunderstandings and twists and turns when their identities were revealed, the two finally untied their knots, went in both directions, and successfully held the wedding of the century.