Captain Russell Keys survives a World War II bomber crash after his plane is surrounded by glowing "foo fighters". While his crew dies off in the following years, Keys is plagued by nightmares of strange beings.
The premiere spans several years, establishing the foundations of a decades-long mystery:
Following a reported flying saucer crash, ambitious Captain Owen Crawford maneuvers to take over the secret government investigation, discovering that the aliens may have the ability to appear in human form.
The episode features a large ensemble cast that represents the different perspectives of the alien phenomenon: