Bus passengers stranded in a diner during a snowstorm become suspicious that someone there is really a Martian from an unidentified flying object that has been reported in the area.
On a cold, snowy evening state troopers track footprints from a mysterious crash to a nearby diner. There, a group of bus passengers waits out the storm, but oddly, there is one more person in the eatery. Who is he, and what are his intentions for planet Earth?
