The X-Files

Season 4 Episode 21

Zero Sum

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Full Episode Summary

Skinner destroys evidence to cover up a woman's death and poses as Agent Mulder to complete the task. Mulder finds out about Skinner's deception and confronts him and Skinner reveals that he is working for the Cigarette Smoking Man in order to obtain a possible cure for Scully's cancer.
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Themes

Thrillers, Supernatural, Classics, Zombies,Vampires & Monsters, Aliens