Darry Jenner and his sister Trish were coming home from college to visit their family as they drove through the North Florida countryside in their 1960 Chevrolet Impala, they play a game trying to figure out what the license plates of passing cars mean (such as 6A4EVR being "Sexy Forever"). Later a mysterious driver in a rusty old delivery truck--with the license plate BEATNGU--tries to run them off the road.