When the magic powers of The Tablet of Ahkmenrah begin to die out, Larry Daley spans the globe, uniting favorite and new characters while embarking on an epic quest to save the magic before it is gone forever.
Rising executive Tim Conrad works for a boss who hosts a monthly dinner in which the guest who brings the biggest buffoon gets a career-boost. Tim plans on not attending until he meets Barry, a man who builds dioramas using stuffed mice. Barry's blundering but good intentions send Tim's life into a downward spiral, threatening a major business deal and possibly scuttling Tim's engagement to his fiancee.
A young girl discovers a secret map to the dreamworld of Slumberland, and with the help of an eccentric outlaw, she traverses dreams and flees nightmares, with the hope that she will be able to see her late father again.
