Stranded on a "ghost ship," Mulder and Scully must unravel the mystery of an unearthly force that is causing them to age at an accelerated rate.
Michael Thornton, Pete's son, leaves Pete and MacGyver unaware he's involved in a plot to steal a hi-tech military satellite-linkage system's schematics for a criminal known as Papillon.
Hanson and Penhall go undercover at a high school to find a lonely student, guilty of killing a teacher's wife.
An old friend of Tony gets his life back on track with help from a retirement hotel resident.