Scientist Jeff Tye working in the Simpson Desert Australia with Nola his technician and bride to be, are overcome by strange events. When their work truck is stolen, they must pursue it any way they can or risk death staying where they are. But the risks on the journey are no less than what they leave behind. In the desert they find their truck and encounter Daniel a full-blooded aboriginal youth and continue to a lesser-known science institute further ahead with Jeff hoping for information on the strange happenings. Daniel having little choice never once knew how risky and how far Doctor Jeffrey Tye must take him and Nola. The three once they understand the future of civilization and that all life is at stake, they make a pact to go after the source of the cause. Crossing desert dunes, the three are out to prevent alien machines called self-sorters from their ultimate unwavering goal to terraform Earth. Their initial plan as set down by Jeff is to infiltrate one of the four alien machines. One such machine, was found under the desert stones and sand of the Simpson, waiting for its call to action.