In the distant future, the crew of the starship Quest is dispatched to the barren planet of Morganthus to search of the missing crew members of the starship Remus, which has crash-landed there. Instead, they encounter something far more mysterious and insidious, as the crew members fall victim to their worst fears—each one more horrifying than the last. If any of them are survive the Galaxy of Terror, they must unlock the secrets of this deadly world.