After a wish turns 12-year-old Josh Baskin into a 30-year-old man, he heads to New York City and gets a low-level job at MacMillan Toy Company. A chance encounter with the owner of the company leads to a promotion testing new toys. Soon a fellow employee, Susan Lawrence, takes a romantic interest in Josh. However, the pressure of living as an adult begins to overwhelm him, and he longs to return to his simple, former life as a boy.
