A former Navy radar operator emerges from the shadows to reveal the terrifying day it rained UFOs. For the first time, U.S.Navy personnel unveil new details of the stunning encounter, including a shocking capability that could explain why UFOs are sighted over oceans. Evidence of a U.S. military coverup emerges, as the team gets a major lead guiding them to an island with a long, clandestine history of UFO activity. Connections between UFOs and secret U.S. aircraft must be explored.