A trucker's family is killed in a fiery crash caused by a group of reckless teens. Rescued from the wreckage and nursed back to health by a mysterious old man, the trucker exacts brutal revenge on the teens who destroyed his life.

Post-apocalyptic survivors find refuge in the Rocky Mountains to hide from giant, insect-like creatures that can't live above 8,000 feet. However, when one of them needs life-saving supplies, they risk it all to venture into the danger zone.

Dracula, Werewolf, and the Invisible Man must work together to stop Dr. Frankenstein from creating an unstoppable monster.