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.A woman is tormented by strange dreams of astronauts on the moon. She visits a deserted seaside town whose inhabitants know her even though she does not know them.