Lin Dashan unexpectedly receives 20 million yuan in reward money and pretends to be poor to test his children. His biological daughter, Lin Xiu, and her husband coldly and heartlessly refuse to pay for the life-saving medical expenses, while his adopted daughter, Lin Li, offers all the money she has to help him. The antagonists greedily scheme to seize the money, resorting to every means to spread rumors and frame others. Relying on the law and the power of justice, the protagonist shatters their conspiracy, demonstrating genuine affection and filial devotion while conveying the positive values that one should live with virtue and that good and evil will ultimately be rewarded.