According to ufologists, the Grays--beings from another world--abduct humans, implant devices, and conduct reproductive experiments. What do they want? Where are they from? Learn more, in Season 1, Episode 2, "The Gray's Agenda." #UFOFiles Subscribe for more from UFO Files and other great shows from The UnXplained Zone: aetv.us/subscribe_unxplainedzone From mysterious and supernatural occurrences, to extraordinary stories and investigations of the unknown, The UnXplained Zone is your portal to the paranormal. Follow the evidence, uncover the cover-ups, and discover what lies behind mankind's greatest mysteries and the world's strangest phenomenons. Welcome to the UnXplained Zone.