A group hires a guide to take them whitewater rafting down the Zambezi River in Africa, but what they don't know is that the guide is actually a deranged psychotic killer.

Nichelle Nichols is an army sergeant who leads her platoon into the woods of the deep south on a training exercise. Unfortunately, it is the site where a bunch of yankee soldiers murdered a town of confederates. The corpses of the dead soldiers rise up to wreak revenge.

Rebel without a cause or a clue at an elite but uptight college discovers some of his classmates have formed an even more elite clique more or less hell-bent on ridding the school, and quite possibly American society, of what they deem to be its undesirables because of ethnicity, politics, etc. Our hero recruits a teacher and some other "less desirable" classmates to undermine the elitists, and, naturally, things get quite violent.