It is the Young Sorter’s first day on the job in the Dreamcatcher Factory where all sorts of bite-sized characters work through the night to catch, sort, and sift through the dreams had by Sleeping Girl out in the real world. Determined to protect the little girl sound asleep in her bed, Young Sorter chases Nightmare through the inner web of the Dreamcatcher Factory, learning along the way that he should never be led by nightmares.