On the first day of the Lunar New Year of the Bingwu Year, Wu Xie followed his third uncle Wu Sansheng deep into the Helan Mountains to search for the mysterious ruins under the sealing stone. Pan Zi and the mysterious man Zhang Qiling who are traveling together each have their own unique skills. When noon arrived, Zhang Qiling opened the seal with the ancient black gold sword, and the underground palace with thousands of horses neighing reappeared - the secrets of the Wu family, the curse of the silk book, and the truth of the blood sacrifice were suddenly revealed in the light of dark red hoof prints.
