Sean is a freshman in high school who seems to be the only one among his friends who is worried about the class excursion into a recently opened cave just outside of their small town. Once inside, the terror begins. The bats have turned to zombies, with a taste for human flesh. Sean and his friends must find a way to escape the cave and get back to town to warn everyone about the horror about to be unleashed on them all. A fast, fun, horror tale that leaves you wanting more.