The father of the central character Tom disappeared in mysterious circumstances. Later, Tom is led into an ever-deepening maze of strange events by his young girlfriend Pat, who turns out to be, if at first unwittingly, part of an ancient order, formed to protect the world against evil doers. She too disappears and Tom has to join the sect in order to assist them in unravelling the mystery. Together they travel to a strange new world and battle against evil, eventually destroying it and releasing Tom's father, Pat and many others from a terrifying fate.