In a turbulent time in the Ming Dynasty, the Imperial Bodyguard solves humans' cases, while the Jinwu Guard takes charge of ghosts' and monsters' business. Eunuch Wei seizes great power and suppresses dissidents. Colluding with the monster Huo Feiyuan, he framed up Feng Tingzhang, the Director of the Grand Court. Zuo Changgeng, Feng's disciple, accidentally gets involved in the Jinwu Guard's monster hunting as he investigates the treasury's theft case. Though despising the Jinwu Guard, Zuo Chang...