The story's narrator and a handful of strangers find themselves trapped together in a freeway truck stop diner after semi-trailers and other large vehicles are suddenly brought to independent life by an unknown force and proceed to gruesomely kill every human in sight. The six survivors hiding in the diner include the narrator, as well as an elderly black counterman, a trucker, a young man named Jerry, his girlfriend, and a salesman named Snodgrass. As the story begins, the counterman and the trucker attempt to radio any other survivors, but.......................