This seven disc box set features all 24 episodes from The X-Files Season 4. Further testing the relationship between Scully and Mulder, this season sees both the agents struggling with personal demons in their battle against the Government's deepening deceptions. In a thrilling two-parter (Tunguska and Terma), Scully risks contempt of Congress to shield her partner as he battles against the Black Oil and the treacherous Krycek in a brutal Russian experimental camp.