In a World where many people dream weird things, the Dream Hunters awaken, an Organization that specializes in conquering those Dreams. Arthur Moonlight, a 14-year-old boy, also suffers under these weird Dreams. He awakens and goes from a street-rat to a specialized government agent. In his Dreams, he has to fight for survival and escape harrowing horrors. Arthur now lives a double life, at Night, he fights for his own survival in the deadly dreams that devour one's soul if one fails to escape and conquer the Dream. At Day, Arthur slowly experiences the boons of a normal life and finally learns what it means to truly live.