Cui Xiaoran, the former god of war, was forced to take off his military uniform and become the son-in-law of the wealthy Gu family due to family changes and life-saving grace. Everyone in the world regards him as an incompetent waste, and the Gu family is also treated coldly. Only his wife Gu Jinyu barely maintains a superficial harmony. In the midst of internal and external difficulties, Cui Xiaoran seeks a breakthrough by entering into the world with forbearance. While resolving the overt and covert plots from Jiang Xinran and others, he joins hands with his wife to face the Gu family's complicated family rules and family power struggles. Between family, friendship, love and hatred, Cui Xiaoran gradually broke through people's hearts, rekindled his fighting spirit, and grew into a new generation of urban heroes. Finally, he completed his self-salvation under the triple test of power storm, family crisis and personal belief, led the family to new life, and protected love and righteousness.