Law student Wu Min falls out with the Zhou family after reporting her benefactor, Zhou Dahe, for illegally burning crop straw. Unscrupulous fruit dealer Hou Jinfa and his brother seize the opportunity to stir up trouble, exploiting Wu Min's stubbornness to repeatedly make false accusations against Zhou Dahe. They also spread rumors that the citrus fruit contains excessive pesticide residues to maliciously drive down prices. Zhou Dahe sticks to the rules and carefully preserves evidence to protect himself. Eventually, the truth comes to light, the Hou brothers are held legally accountable, and Wu Min pays the price for her own actions. After coming to her senses, she finally understands the true meaning of law and human compassion.