Xu Fan, who delivers food, is betrayed by his girlfriend Zhao Xiaonian and accidentally saves Ruan Xi, the president of the Black Dragon Chamber of Commerce, leading to mutual affection between the two. Xu Fan hides his identity as the heir to the richest man, while Ruan Xi protects him with an overbearing posture, joining hands to punish enemies such as Cao Yilong and Luo Chen. After going through twists and turns such as a class reunion face-off, a banquet disturbance, and family secrets being revealed, Xu Fan inherits the family business, Ruan Xi resolves her crisis, and the two finally hold a wedding, also welcoming the surprise of pregnancy, staging a fulfilling ending of double happiness.