As a review panel probes Mulder’s claims regarding aliens and a government conspiracy, Mulder and Scully hunt down a deadly extraterrestrial creature. A man infected with a deadly pathogen climbs into Mulder’s car and tells him to keep the vehicle moving. Scully attempts to produce an antidote. A trip to the Bermuda Triangle lands Mulder in the middle of a bizarre conflict on a mysterious ship, with the fate of the world in his hands.