Lewis, a brilliant young inventor, is keen on creating a time machine to find his mother, who abandoned him in an orphanage. Things take a turn when he meets Wilbur Robinson and his family.

When her father unexpectedly passes away, young Ella finds herself at the mercy of her cruel stepmother and her daughters. Never one to give up hope, Ella's fortunes begin to change after meeting a dashing stranger in the woods.

Bound by a shared destiny, a bright, optimistic teen bursting with scientific curiosity and a former boy-genius inventor jaded by disillusionment embark on a danger-filled mission to unearth the secrets of an enigmatic place somewhere in time and space that exists in their collective memory as "Tomorrowland."