Meg has nightmares, the same ugly dreams over and over again. She finds herself drawn irresistibly to the entrance of a sphere, an enormous black void while some strange voice in the corners of her mind, is asking her, begging her to help him. What she assumes is only a strange figment of her subconscious mind turns into a flesh-and-blood human being. The only way Meg can save him is to enter the Dark World itself.