This is the story of the frequent terrorist cases in Baihe Town, which thrived on water transportation during the Republic of China: the zodiac heart poaching case, the human flesh bun case, the real murderer’s scapegoat case, the murder of the county magistrate, the murder of the fiancé, etc. Li Zheng Jiu, known as “Uncle Jiu”, is good at detecting strange things among the people. His brother was killed mysteriously a year ago. Uncle Jiu suspected that all this was related to the terrorist case in Baihe Town.