Hiro's jealousy of Karmi's internship at Sycorax leads him to intern at Krei Tech.
Professor Granville becomes increasingly pushy with her suggestions for Big Hero 6 as she helps them try to figure out a mysterious series of food-related burglaries.
Hiro and Fred enlist Karmi to find out what Liv Amara is doing to cure Orso Knox, the man who was mysteriously turned into a monster.
Aunt Cass sets Hiro up with 14-year-old Megan which leads him to wonder if he is missing out on being a normal kid. Big Hero 6 must deal with an upgraded High Voltage.
Honey Lemon sets out to cure Globby and make him human again. However, Big Hero 6 must now face a new different evil glob-like villain.
When Honey Lemon finds out she can return to her dorm, Go Go realizes she doesn't want Honey Lemon to move out. Big Hero 6 look to stop a secret underground racing league.
Hiro and Go Go accompany Krei to the woods to deal with Nedd Ludd, however they run into the monster of legend, the Hibagon, along the way!.
When mysterious but adorable creatures called Mayoi suddenly appear in San Fransokyo, Hiro is convinced that they're part of some nefarious plot by Liv Amara.
Big Hero 6 attempt to thwart a bank robbery and are defeated by Supersonic Sue, a old school roller-skating villain.