On the eve of Lionel's annual Christmas display, a fiendish plot to steal the company's breakthrough technology goes awry, ripping a hole in the fabric of time and space. Years later, teenage twins Nancy and Bobby Pullmor seek to uncover what happened that night, embarking on a perilous journey to an enchanted world where Lionel's spectacular displays have literally come to life.

It's full steam to adventure in this first-ever animated feature to capture the magic of the American legend that is Lionel Trains.