Clark must save his friend (guest star Ryan Kelley) from a doctor who wants to control the boy's telepathic abilities. Sarah-Jane Redmond also guest stars.
As Shaun and Claire improvise to preserve a liver for a transplant, Andrews is pressured to partner with Melendez on a wealthy patient’s routine surgery.
In an attempt to protect the rest of the team, Oliver registers for the Vigilante Registration Act; Lois becomes frustrated when Clark continues to brush aside her offers to help the team.
The secret history of Mulder and Scully's shadowy nemesis reveals the truth behind the assassination of JFK and the infamous UFO cover-up of Area 51.
Mulder goes deep undercover to infiltrate a militia group wanted for domestic terrorism, but Scully learns that Mulder's assignment may be a suicide mission.