A recent creature sighting outside the infamous Skinwalker Ranch brings Chuck and the team to Utah to investigate. Evidence both on the ground and in the skies indicates the mysterious shapeshifter might actually be an alien.

Chuck receives a map supposedly leading to a hidden cache of recovered materials from the Roswell incident. He and his team go on the treasure hunt of lifetime to locate what could be the mother lode of all UFO discoveries.

After an informant relays a story of an alien that reportedly escaped from Area 51, Chuck and the team head to Tonopah, NV, to investigate whether this creature still roams the area.

A series of mysterious animal deaths and UFO sightings brings Chuck to Colorado to search for an explanation. Reports of the incidents are going unanswered by authorities, leading him to wonder if it's a government cover-up.

A rash of recent UFO sightings brings Chuck's team to Missouri, the home of the 1973 Piedmont lights incident. Armed with new evidence, they question whether history is repeating itself or if the activity never really subsided.

A Missouri man who claims UFOs are stalking him reaches out to Chuck and the team for help. During the intense investigation, they uncover a dark secret which may explain why their client is experiencing so much UFO activity.

An ongoing flap of UFO sightings in and out of the water off the Southern California coastline leads Chuck and the team to investigate the connection between UFOs, the military and the ocean itself.

A recent UFO sighting in Phoenix leads Chuck and the team to Sedona, AZ, where these kinds of incidents occur on a nightly basis. They investigate whether the area's energy vortexes are acting as portals for otherworldly visitors.