Watch The X-files | 9x09

: A mysterious man is chased from the Canada/US border and is reportedly burned alive, though his body is never recovered. In the wreckage, the FBI finds evidence that sets a dangerous plot in motion.

: The cult believes the ship holds divine secrets, but their true mission is far more sinister. They believe Scully’s son, William, is the key to activating the craft and a prophecy that could lead to human extinction. Watch The X-Files 9x09

This episode is famously paired with its conclusion, "Providence" (9x10), which completes this specific chapter of the William saga. : A mysterious man is chased from the

: A religious cult operating in Canada unearths a metallic spacecraft similar to the one Scully found years earlier in Africa. They believe Scully’s son, William, is the key

This episode is a critical "myth-arc" installment that picks up the intensity of the season's overarching conspiracy.