Thirteen-year-old Mei is experiencing the awkwardness of being a teenager with a twist – when she gets too excited, she transforms into a giant red panda.

Christopher Robin, the boy who had countless adventures in the Hundred Acre Wood, has grown up and lost his way. Now it’s up to his spirited and loveable stuffed animals, Winnie The Pooh, Tigger, Piglet, and the rest of the gang, to rekindle their friendship and remind him of endless days of childlike wonder and make-believe, when doing nothing was the very best something.

Set after the events of Continental Drift, Scrat's epic pursuit of his elusive acorn catapults him outside of Earth, where he accidentally sets off a series of cosmic events that transform and threaten the planet. To save themselves from peril, Manny, Sid, Diego, and the rest of the herd leave their home and embark on a quest full of thrills and spills, highs and lows, laughter and adventure while traveling to exotic new lands and locations.