A naive and socially repressed June hits the road with her new boyfriend, Max, on their first romantic trip down the coast. When a hitchhiker suddenly winds up dead in their RV, June can't deny the overwhelming thrill and lust for blood.

While on a fourth of July holiday, six best friends fall victim to the insidious plan of a terrorist organization when they unknowingly take a bio-active drug that transforms them into bloodthirsty cannibals.