Lin Dachuan, the village veterinarian in Linjia Village, has spent years treating livestock for free. Yet Zhao Cuihua reports him for fifty yuan, and his veterinary station is shut down. Livestock across the village begin suffering one after another, and the villagers demand that someone take responsibility. Zhao Cuihua's family falls apart under mounting debt, and her son’s engagement is called off. Lin Dachuan reopens an officially licensed animal disease prevention station, establishes proper fees, and regains his dignity. Filled with remorse, Zhao Cuihua repays her debts and leaves the village. In the end, Xiaohua is admitted to China Agricultural University to study veterinary medicine, carrying on her father's beliefs.