Larry, a failed inventor, tries to prove to his son that he’s not just an ordinary guy. With the looming threat of yet another eviction, Larry looks for any job that will allow him to keep partial custody of his son, leading him to reluctantly take a position as a night guard at the natural history museum. It’s not long before Larry realizes there’s more to this job as exhibits begin to come to life while a plot to rob the museum of it’s greatest treasure comes to light . Can the embodiment of Teddy Roosevelt motivate Larry to finally accomplish something, or is history doomed to repeat itself?