Director:
The expedition team led by Hu Bayi went deep into the hinterland of Kunlun Mountains to search for more secrets about ancient biological relics. However / they were attacked in turn by different mysterious creatures in the process / and accidentally fell into a nine-story demon tower. Except for Hu Bayi / the life and death of the group was a mystery. After Hu Bayi was discharged from the army / he returned to Beijing and reunited with Wang Kaixuan (played by Feng Li). Caught between the mysterious man (played by Li Chen) and the scientific expedition team (played by Feng Xiaoyue / Tang Yan / and Li Guangjie) / he embarked on a journey to explore an unknown civilization again. On the way / he met Shirley Yang (played by Yao Chen). A familiar face awakened his memories of the days when he was on the expedition team. This trip was dangerous. Before they had time to figure out Shirley's true identity / Hu Bayi / Shirley / and Fatty Wang led a group of people who were bombed by unknown creatures in Prince's Tomb / Oil Town and other places. Everything that happened here pointed to the nine-story demon tower again / and what awaited them this time was an unsolved mystery that had been dusty for thousands of years...
Cast:
Zhao Youting / Yao Chen / Feng Xiaoyue / Li Chen / Tang Yan / Feng Suan / Li Guangjie / Wang Qingxiang / Wu Jun / Wang Deshun
1979年，昆仑山发生神秘生物骸骨，由胡八一（赵又廷 饰）率领的探险队深入昆仑山腹地，寻找有关古生物遗迹的更多秘密，却不料在这个过程中遭到不同神秘生物的轮番攻击，并意外坠入九层妖塔，除胡八一外，一行人生死成谜。 胡八一退伍后回到北京，重逢了发小王凯旋（冯粒 饰），并在神秘人（李晨 饰）与科考队（凤小岳、唐嫣、李光洁 饰）两股力量的夹缝中重新踏上了探寻未知文明的征程，途中与Shirley杨（姚晨 饰