It's been five years since everything was awesome and the citizens are facing a huge new threat: Lego Duplo invaders from outer space, wrecking everything faster than they can rebuild.

Robotics prodigy Hiro Hamada learns to harness his genius, thanks to his brilliant brother Tadashi and their like-minded friends: adrenaline junkie Go Go Tamago, neatnik Wasabi, chemistry whiz Honey Lemon, and fanboy Fred. When a devastating turn of events catapults them into the midst of a dangerous plot unfolding in the streets of San Fransokyo, Hiro turns to his closest companion - a robot named Baymax - and transforms the group into a band of...