Former US government insiders team up to reveal what the government knows about UFOs, led by Luis Lue Elizondo, who ran the US government's 22-million-dollar secret UFO programme. Elizondo reveals new details about his Pentagon investigation.

A former US Navy radar operator emerges from the shadows to reveal the terrifying day it rained UFOs. Evidence of a US military cover up emerges, as the team gets a major lead guiding them to an island with a clandestine history of UFO activity.

The list of military eyewitnesses describing strange and threatening unidentified craft in U.S. airspace is growing. Lue Elizondo and a new partner follow the trail and find that these unidentified craft are still seen.

Evidence continues to mount and patterns emerge, as a group of former U.S. government insiders seek the truth behind UFOs. Two more eyewitnesses describe a mass sighting of UFOs within striking distance of one of the most important cities in the U.S.

More shocking secrets are revealed as evidence emerges connecting UFOs to the most destructive weapons in human history.

High-ranking military officials drop a bombshell when the team travel to Europe on a quest to probe a UFO case.