The monstrous offspring of a violent crime grows up in seclusion on a remote island, where a boatful of hapless teens have shipwrecked, unaware of what's lurking in the woods.
It's been five years since Terry's friend Glen discovered The Gate to hell in his backyard. Glen has now moved away and Terry begins practicing rituals in Glen's old house and eventually bringing back demons through The Gate and leading to demoniac possession and near world domination.
An alien policeman comes to Earth to hunt down a renegade of his own race.