When supervillain Baron Von Steamer crashes Fred’s Bro-Tillion, the Big Hero 6 team springs into action.

As Hiro tries to find a way to connect to classmate Karmi, Go Go and Fred dive deep into comic book mythology to defeat High Voltage, a mother-daughter supervillain duo.

Go Go and Honey Lemon quickly clash when they become roommates. Meanwhile, when a thief steals Honey Lemon’s chem-lab purse, it accidentally turns him into a monster.

Hiro thinks Baymax is lost forever, until he finds the chip that Tadashi designed to create Baymax. Hiro immediately gets to work rebuilding his friend.