When Xin Gongyi took up his new post as governor of Minzhou, he was deeply troubled by a cruel local custom. The residents had such a fear of disease that during an outbreak, family members had no qualms about abandoning their stricken loved ones to save their own lives.
This was during the Sui Dynasty (581–618) in ancient China, when filial duty had already been established for hundreds of years as a central tenet of traditional Chinese society.