This is a story about the first generation of national industrialists, saving the country through industry and striving for self-improvement. This is also a story of drifting, telling how in the barren and cruel troubled times, there are still moments of true love, sacrifice and self-sacrifice. This is also a story of mutual redemption, where women redeem men and the weak redeem the strong. In Shanghai in 1930, a gorgeous legend of troubled times was performed. As the family leader of Shandong Mencius, Meng Wenlu, who received new-style education, still inherited the Confucian spirit of "every man has a share of responsibility for the rise and fall of the country". After returning from studying abroad, he tried his best to clear the collusion between the family economy and the illegal forces of the gangs, and placed his family's future hopes on the path of saving the country through industry to save the precarious China. Thus, the drama of power exchange in Shanghai officially kicked off. Zhang Bilan, who came to Shanghai to get married at the behest of her parents, accidentally rescued Meng Wenlu, the young master of the Meng Mansion, and thus broke into the glamorous world of the foreign concessions without any preparation, and performed a great love story in the grievances and entanglements of the Meng Mansion. The usurper hidden in the Meng Mansion harbors deep hatred from previous generations. What kind of conspiracy will be brought about by the powerful military advisor's full assistance? Meng Wenlu, caught in the vortex, is faced with the choice between political marriage and true love. When Zhang Bilan turns around and leaves Shanghai to return to a traditional family to get married, she cannot suppress the turmoil in her heart...