The story is about several beautiful mercenaries, such as White Scorch, Ghost Car, Quod Jiao and S soldier Lai En Li, who are inadvertently involved in a bio-chemical crisis in the underground. The story is a life-and-death adventure that pits them against a mutated scorpion and the evil forces of the S military in the Gobi wilderness.
The story of a rescue team led by Fan Ye and Zhang Ming, braving the rain of alien creatures, constantly overcoming difficult problems, going through hardships, and finally successfully rescued the "Ark Project" alien weapon research scientist Dr. Xia.