What is the secret of the Green Planet and why no communication with outside worlds? Who were these people? Commander Duncan Wayside is about to find out. Saving the life of one of the inhabitants, he is invited down to the planet along with his warrior-companion, Rayne. Trained by the Eloi since being found after crashing on their planet, she is revered by the inhabitants of this strange world. What Duncan finds is a possible threat to Earth's continued existance.