"Avatar" is the twenty-first episode of the third season of
The X-Files. During a difficult time in assistant director Skinner's life, he meets a woman in a bar and spends the night with her. The next morning, the woman is dead and he is accused of murder. Agents
Mulder and
Scully join the investigation to clear their supervisor's name. As they unravel the threads of a conspiracy, they also learn more about Skinner's personal affairs. Text taken from the Avatar summary here.
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