The story tells that a strange disease suddenly broke out in Huanyi Village. The mountain keeper Changsheng and his friend Xiaoli went to look for medicinal herbs. On the way, they met the prince Yanyi of Dayue Kingdom. In order to stop the demon queen and the villain Soul-demanding Eagle, they set out on the road to find the Nine-Colored Deer King. Is the villager Shanqiu who met on the way a righteous or evil force? Can the trio successfully find the Nine-Colored Deer King?