Lonnie, a crop duster pilot, must lead a mismatched group of survivors to escape the deadly zombie horde after an experimental chemical, intended to control the invasive kudzu vine, transforms the citizens of Charleston, MS into zombies.
A writer who studies the paranormal believes that low frequency tactile sound is the cause for reported ghost sightings in an abandoned subway station. In an attempt to debunk the sightings, she breaks into the station to record evidence.