You are a fourteen year old genius. So is Hiro Hamada. But Hiro always gets the attention, making you feel a bit jealous. Even all of your friends are obsessed with Hiro, and they're about ten years older than him! You think of him as your rival, but only in a safe-non-destructive way.
Or so you thought.
Because you are also part of M.A.S.K., a secret group of people who have plans to take over part of San Fransokyo. To do this, they have to stop a certain group of heroes from saving the day, Big Hero 6. On a mission, you discover the identity of the leader of the heroes, and you are not happy when you discover who it is.