A fairy tale character who's going to flunk out of fairy tale school, Jack must conduct deed by Monday or neglect Gee, like his father before him. Anxious to produce good, Jack sells his C.O.W. (Computer of Wonder) for a handful of magic beans and a mysterious novel which records his experiences as he is having them. Accompanied by his sidekick Grayson -- a goose who ate a bean and experienced an remarkable transformation -- Jack increases the beanstalk to recover Destiny's Harp from the Giant who lives in the heavens. Helping Jack on his perilous quest is that the spunky Jillian, a fearless young girl whom Jack matches on his journey and who just may have a hidden agenda...