 It s July 4, and Bruce and Johnny are headed to Boston for the harbor fireworks. On the way out of town, Johnny foresees Bruce s death in a car accident. Later, the pair are stuck with a few hundred newfound friends on a locked-down stretch of Interstate 95. Johnny s visions begin to foresee a multiple fatality pileup occurring, and tries to stop people from leaving; meanwhile, a dangerous escaped felon is loose somewhere near the highway.