Big Hero 6: The Series continues the adventures of 14-year-old tech genius Hiro and his robot Baymax. Joining the pair on their journey is control freak Wasabi, scientist Honey Lemon, fanboy Fred and no-nonsense GoGo, who together form the Big Hero 6 superhero team. As the new prodigy at San Fransokyo Institute of Technology, Hiro faces daunting academic challenges, not to mention the social trials of being the little man on campus. The stakes are also raised for the high-tech heroes when they must protect their city from an array of scientifically enhanced villains.
Set in the fictional city of San Fransokyo, 14-year-old tech genius Hiro begins school as the new prodigy at San Fransokyo Institute of Technology and sets off to rebuild Baymax. However, his overconfidence and penchant for taking shortcuts leads him and the newly minted Big Hero 6 team – Wasabi, Honey Lemon, Go Go and Fred – into trouble.
Professor Granville sets Hiro up with Karmi, a student studying biology. Karmi despises Hiro for replacing her as the youngest student to join SFIT, yet ironically, she has a crush on Hiro's alter ego which she somehow cannot seem to recognize. Meanwhile, the Big Hero 6 take on Barb and Juniper, known collectively as the electricity and pop music powered duo High Voltage. In order to help, Fred has to visit his arch-nemesis, Richardson Mole who has in his possession issue 188 of Captain Fancy. In the end, Fred's mission turned out to be in regards to Hiro's identity not being noticed and the team take out High Voltage easily. Hiro realizes that Granville set him up with Karmi to help her become more social. Karmi gains some respect for Hiro, but now thinks that he "has it bad" for her.
A purse thief gets more than he bargained for when he steals Honey Lemon's chem-lab purse and it turns him into a monster.
When super-villain Baron Von Steamer crashes Fred's Bro-Tillion, Big Hero 6 springs into action.
When Aunt Cass stumbles into an underground cooking competition, she thrives and becomes addicted to the excitement.
Hiro, Fred, and Baymax follow GoGo into the mysterious Muirahara Woods where they get lost and everything electronic strangely fails including Baymax.
Hiro becomes demoralized when his latest school project fails spectacularly; the team must take on the incompetent villain, Globby.
After Aunt Cass nearly discovers Hiro's secret membership in the Big Hero 6, Hiro tries to set her up with someone to distract her.
Although he is obviously ill, Hiro refuses to listen to his team-mates and Baymax and only watch from afar as they fight the Mad Jacks.
Crazy game show host Mr. Sparkles threatens to hurt Hiro's cat Mochi to force Go Go to join a game. But she is very afraid of public appearances.
Wasabi's need for order clashes with Hiro's chaotic work style when they collaborate on a school project.
Hiro becomes frustrated when he is deemed too young to attend a science workshop hosted by SFIT's most famous alumni, Dr. Trevor Trengrove.
Hiro decides to upgrade himself with super strength, but his new tech backfires and causes problems at home and at school. Meanwhile, Fred decides to buy a memento from his favorite monster movie.
Honey Lemon secretly takes art classes at SFIT's rival, SFAI, and soon finds herself caught in the middle of both schools' annual Rivalry Week tradition of pranking each other.
When Karmi starts posting fan fiction about Big Hero 6, depicting Hiro as her boyfriend, Hiro is embarrassed and wants her to stop.
Hiro invents a tiny robot, Mini-Max, to supervise and be a sidekick to Fred while the rest of the team is in class.
After Fred accidentally reveals the identities of Big Hero 6 to Richardson Mole, Richardson blackmails the team into allowing him to join.
A Shakespeare quoting creature threatens San Fransokyo. Meanwhile, a billionaire entrepreneur stokes jealousy in the continuing rivalry between Hiro and Karmi.
Fred must impersonate his father in order to save San Fransokyo from Baron Van Steamer. Hiro tries connect the dots in Obake's plan.
Hiro goes undercover and returns to the world of illegal bot fighting to figure out who's behind the rash of crimes committed by robots.
A trip to a haunted house on Halloween forces Big Hero 6 to face their greatest fears.
In the first season finale, Obake's master plan is finally revealed and the consequences could destroy both San Fransokyo and Big Hero 6.
Big Hero 6 face their greatest challenge as Obake unleashes his plan on San Fransokyo.
Hiro's jealousy of Karmi's internship at Sycorax leads him to intern at Krei Tech.
Professor Granville becomes increasingly pushy with Big Hero 6 as she helps them figure out a mysterious series of food-related burglaries.
Hiro and Fred enlist Karmi to find out what happened to Orso Knox, the man who was mysteriously turned into a monster.
Hiro and a short-handed Big Hero 6 team attempt to stop Noodle Burger Boy and his new family.
Big Hero 6 responds to Richardson Mole's every whim when he is made mayor for the day.
Hiro enlists the help of the team when Granville's three dogs go missing while under his watch.
Complete episode guide for Big Hero 6: The Series with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in United States.
This episode guide is organized by seasons, making it easy to track your viewing progress or find specific episodes. Use the episode information to plan your binge-watching sessions or catch up on missed episodes.
When Aunt Cass sets Hiro up on a date, he begins to wonder if he's missing out on being a regular kid.
Honey Lemon sets out to make Globby human again.
Big Hero 6 must stop a secret underground racing league.
When Hiro and Go Go accompany Krei to the woods to deal with Nedd Ludd, they run into The Hibagon, a legendary monster.
Mayoi, mysterious yet adorable creatures, begin to appear in San Fransokyo.
Big Hero 6 attempts to thwart a bank robbery and encounter Supersonic Sue, an old school roller skating villain.
Upon discovering Baymax's ability to detect if a person is lying, Hiro attempts to use him to uncover proof of deceit.
Hiro must finish writing a story for Granville's class. Noodle Burger Boy duplicates himself and wrecks havoc.
Karmi and Hiro team up to help treat someone overrun with genetically engineered parasites. Big Hero 6 must fight a city being attacked by monsters.
Big Hero 6 must continue to fight off a city overrun with monsters.
When Fred runs into a string of bad luck, Megan reveals to Hiro that she's trying to uncover the true identities of Big Hero 6 for her school's newspaper.
Professional mech-wrestler El Fuego is intent on becoming the toughest fighter in San Fransokyo and decides he must beat the strongest challenger he can find, Baymax.
Nega-Globby begins to take control of Globby's body to cause chaos around the city, turning Globby from an adored hero to a wanted criminal overnight.
Evil villain Hardlight challenges the Big Hero 6 team to a real-life video game duel.
When Hiro finds a wrapped present in the closet, he assumes it's from Aunt Cass and takes it in order to figure out what it is. However, after a mix-up, the present becomes lost and Hiro enlists the Big Hero 6 team to track it down.
Momakase blackmails Hiro into helping her steal her family's knives from Yama's safe, threatening to tell Chief Cruz Big Hero 6's secret identities if he doesn't help her.
Megan confronts Hiro about being a vigilante and threatens to tell Chief Cruz the truth.
Fred's invisibility function on his suit glitches during patrol.
A new villain, Major Blast, appears in the city and targets Fred.
Supersonic Stu busts his grandmother, Supersonic Sue, out of prison; at school, Professor Granville asks Wasabi, who fears public speaking, to sub for an absent teaching assistant.
Chief Cruz and the police get the upper hand in their battle with both villains and Big Hero 6 when they begin using Buddy Guardians, powerful new robots produced by Krei Tech.
Hiro switches Baymax and Mini-Max's chips so that Baymax, using Mini-Max's body, can fit inside a tiny space and offer Mochi medical assistance.
A low-charged Baymax and Mini Max have to join forces with Noodle Boy to save Big Hero 6!
When Krei wants to sell the Mayor an automated fleet of shuttle vehicles, Honey Lemon suggests giving the shuttles a friendly face and an upbeat personality.
Hardlight crashes Karmi's autograph session for her new chibi series.
After Fred is attacked by mechanical cobras, he learns that they were actually sent after Heathcliff.
Fred meets the girl of his dreams, Olivia, only to be rejected by her for reasons he doesn't understand.
4 2 Sing, a famous boy band, decides to be crime fighters and challenge Big Hero 6 to a superhero-off.
Go Go reluctantly goes undercover as the co-host of Wendy Wower's television show.
Globby and Honey Lemon feel guilty about trapping Nega-Globby in the Glop-Vac.
When Basemax opens a spam email, she gets infected with a virus.
In order to recruit child prodigy Rishi Patel, Professor Granville enlists Hiro to give him a tour of SFIT.
When Krei is lost in the old Sycorax building, the heroes must search the abandoned monster factory to find him.