The film describes the events leading up to, and including, the massacre of the adults of a small town in Nebraska by their children, after the adults' irresponsibility ruins the crop and the children's future.。In this sci-fi chiller, a young woman's peace is shattered when she begins hearing loud screams in her head. They are the agonized wailings of an astronaut deliberately marooned upon the moon by a double-crossing experimenter. Soon the woman becomes possessed by the astronaut.。