Prince Yeongsangon lusts after Ya-hwa wo rebuffs his advances. As a result, Ya-hwa's husband, Pil-woo, is branded a traitor and executed. Ya-hwa commits suicide by slitting her own throat. With her dying breath she asks her pet cat to come and drink her blood. The ghosts of Ya-hwa and Pil-woo appear regularly thereafter accompanied by a monsterous cat