Larry Porche

Baltimore, Maryland. Sylvia sees a girl being attacked from her lover Terry's bedroom window. The assailant flees and his victim is saved. But that same night another girl is found murdered.

When a comet passes close to the earth, machines all over the world come alive and go on homicidal rampages. A group of people at a desolate truck stop are held hostage by a gang of homicidal 18-wheelers. The frightened people set out to defeat the killer machines ... or be killed by them.