In the early years of the Republic of China, Jiushu Master and Apprentice in Jixiang Town practiced medical treatment, and there were successive murders in the town. The victims all died of certain diseases after being bitten. It was finally found that the murderers were some poor people called witch werewolves who hid in the mountains in order to avoid the disaster.

　　民国初年，吉祥镇九叔师徒行医济世，小镇接连出现命案，受害者在被咬伤后均死于某种疾病，九叔师徒开始了一场奇趣爆笑的追凶之旅，最终发现凶手是一些为了躲避灾祸藏于深山中被称为巫狼人的可怜人...