In the early years of the Republic of China, Liu Jiaming, a young master who returned to Fengtian from studying in Peking, was inadvertently involved in the sensational "Finger Severing Case". In order to help his old friend Mao Gang out of the siege, he entered the "Fazi Camp" under the warlord Zhang Marshal, and began a rough story full of fog and traps surrounding several mysterious rings.
