Rural veterinarian Wang Yang charges villagers only the cost of treatment, yet Liu Dahai leads the villagers in falsely accusing him of making money through unscrupulous practices. Heartbroken, Wang Yang sells his veterinary clinic and leaves. When a rare livestock and poultry epidemic breaks out, the villagers suffer devastating losses and finally realize their mistake. They visit him to apologize and beg him to return. Putting the past behind him, Wang Yang leads the villagers in fighting the epidemic and overcoming the crisis. He also promotes scientific farming to help the entire village prosper, telling a heartwarming story of mutual trust, neighborly solidarity, and shared prosperity.