Evelyn sees a UFO one night, and from that moment not a single child on Earth is conceived. Her unborn child will be the last of our race. The government militarises, and compounds are built to protect the last generation. Scientists search for a medical answer, but Evelyn investigates her own theory that aliens have halted human procreation. Her husband, Jack, the leader of the rebel ?United Freedom Party? is captured by the army. Evelyn escapes with her son, Adam to remote Kangaroo Island. The world prepares for extinction, but in Riyadh, the Saudi King believes Adam 'The Last' to be from the line of the first man and will bring children in the future. The king orders Adam's abduction and mercenaries arrive in Australia to hunt him down.