Closing his heart to reality, a young boy falls into a deep slumber and awakens in a nightmarish dreamworld built from his own memories. Trauma from a broken family has transformed into terrifying monsters determined to keep him trapped in an eternal nightmare. With the help of his dream spirit, he must sneak past enemies, solve intricate puzzles, and confront what he fears most — purifying the monsters he created and finding his way back to waking life.