在这部X档案 第六季剧情/悬疑/科幻片中,在电影FTF里出现的变种alien从一个基因技术研究公司的员工肚子里钻出来逃跑了。Mulder和Scully找到了Gibson，他带Mulder去找那个alien。Scully证明出Gibson可能是外星人（所有人类都可能是）。X档案现在由Spender和Fowley主管。Gibson最后又不见了。
An new, violent kind of alien that developed from a mutated alien virus is on the loose in Arizona. Mulder and Scully get reassigned from the x-files while Agents Spender and Fowley become the new agents in charge of the x-files. Mulder and Scully go to Arizona without permission to search for this new alien.
