This story is purely fictional
Duliang Town is at the intersection of the upper reaches of Zishui River and Nanshui River in southwestern Hunan. This place is a fortress on the ancient Hunan-Guizhou Road. The city walls of the Ming Dynasty intersect with modern mining areas. Due to the development of mineral resources, it has become a place of interest for underworld forces and officialdom. The town police station has jurisdiction over six surrounding villages, and daily life is filled with mining disputes, clan conflicts and power transactions.