Hiro Hamada is a 14-year-old robotics mastermind in the futurist fictional metropolis of San Fransokyo. Having graduate high school at 13, he now spend his clip participate and bet on illegal bot battle. To airt Hiro, his senior blood brother Tadashi take him to his robotics lab at the San Fransokyo Institute of engineering, where Hiro meet Tadashi’s friend, GoGo, Wasabi, Honey Lemon, and Fred, as good as Baymax, the inflatable health care automaton Tadashi make. Hiro besides meet prof Callaghan, the caput of the university’s robotics plan. Amazed, Hiro decide to use to the university.