When a small research plane carrying a group of science students and their professor crash-lands in the middle of nowhere, the survivors go to a nearby farmhouse to look for help but soon find themselves besieged by giant mutant spiders.
Zombie elves are unleashed on a tabloid writer who is determined to uncover a Christmas conspiracy.
Trapped in an abandoned schoolhouse with an evil they helped create, but cannot defeat, the students are ill prepared for their last lesson...in terror!
