Jason's Giant Dilemma Fifth-grader Jason Zimmerman isn't thrilled about another school field trip to Storybook Land, a park that he thinks is just for little kids. Due to a strange twist of fate, Jason gets left alone in the park for the night. When the Storybook Land characters come to life after dark, Jason finds himself in the middle of a giant case of mistaken identity and a search for a missing Storybook Land character.