Jong-gyu, an exorcist, faces off against the nine-tailed fox monsters that seduce people in a brothel and take their lives. Some of them escape and annihilate his wife and village. Enraged, Jong-gyu engages in a decisive battle, but is pushed back by the monsters, and a white hermit helps him. The sage hands Jong-gyu the sword of demon slayer and tells him to train so that the sword can show its true value and disappears. Jong-gyu, an exorcist who lost everything, searches for the king of monsters, fights a tough battle, and finally faces the final showdown with the great demon king of the underworld.

The nine-tailed fox king Hua Yuan is sealed in a stone tablet by Yun Chenzi during the war. A hundred years later, in Lanling City, the kind and innocent girl Ling Yun is waiting for her lover to propose marriage, but instead she is betrayed by her father and abandoned by her lover. Under immense resentment, Ling Yun's blood tears the seal apart. The released Hua Yuan possesses Ling Yun and establishes the "Eastern Women City" with eight other fox demons. In order to completely break free of Lingyun's body, Hua Yuan sets his sights on the seven-orifice Linglong Heart of scholar Xu Wenliang. In order to make Xu Wenliang voluntarily offer his heart, Hua Yuan and her fox demons set multiple traps for him.