When the citizens of Lubbock, Texas witness a mysterious V-shaped craft in the night sky, Hynek and Quinn are brought in to investigate the mass sighting. Based on the “Lubbock Lights” case.

Quinn and Hynek follow clues that lead them to a secret group who have witnessed strange lights.

Mysterious green fireballs nearly cause a nuclear disaster during a weapons test, and Hynek and Quinn must investigate how it could have occurred.