Ep 11. Two Fathers (1)

When Fox Mulder and Dana Scully investigate an alien-human hybrid scientist's death, they discover a possible conspiracy involving the government, various extraterrestrial factions, and the Syndicate. Along the way, Mulder and Scully meet Cassandra Spender, a woman with knowledge of the secret government project known as The Partnership. Mulder also faces the shocking truth about his sister's disappearance and uncovers a secret group responsible for her abduction. As they get closer to the truth, the agents find themselves in increasingly dangerous situations that threaten their lives and the fate of humanity. "Two Fathers" is the first part of a two-episode arc that explores the series' mythology and adds new twists to the ongoing mystery. As always, the episode offers a blend of science fiction, suspense, and character development that makes The X-Files one of the greatest TV dramas of all time.