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 high-tech heroes determined to solve the mystery.

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 high-tech heroes determined to solve the mystery.

The adventures continue for tech genius Hiro Hamada and his healthcare companion, the lovable, inflatable Baymax. Picking up right before the end of the film, Hiro thinks Baymax is lost forever, until he finds the chip Tadashi designed to create Baymax. Hiro immediately gets to work rebuilding Baymax, but Hiro's overconfidence and impatience gets him into trouble. The stakes are raised for Hiro, Baymax, and their friends, as they fight to protect San Fransokyo.