Auntcass Stories

It's been 2 years since Tadashi died in that horrific fire, and 2 years since Big Hero 6 was formed, but what would happen if their mission led them to him, alive yet ch...

"Please don't go, Hiro, I... I don't know what I'd do without you." "[Y/N], I will never leave you. I promise." You are [Y/N] [L/N], better known as...

male Gogo x oc Tadashi and Hiro have an older sister that was adopted by there Aunt Cass. She's not a major science nerd like her brothers, but she fully supports them i...

Nerdy cinnamon roll Tadashi Hamada goes into a different cafe for lunch... and unexpectedly falls for Cherry Riegan, a struggling waitress with only two goals: one, to g...

Several dollars were enough for a train ticket. Stares were looking in his directions but that was to be expected if you see a 10 year old boy purchasing a train ticket...

Y/n was a 14 year-old prodigy who lived a happy life with her parents, aiming to get to her dream college, SFIT, also known as the San Fransokyo Institute of Technology...

A year after defeating Obake, Hiro and his friends have grown close but one day a new student arrives and begens create a rift between hiro and his friends framing him f...

After two years of fighting crime together Hiro has become close with his friends especially Gogo, but one night at a party at Fred's something really horrible yet wonde...

Welcome to San Fransokyo! You are entering to a world of the future and meet Hiro, Tadashi, and their friends and experience many you can't resist with the man of your d...

Varian is accidentally warped to the world of San Fransokyo. There, he meets Hiro Hamada and the rest of Big Hero 6. Varian tries to find a way to get himself home, but...

A new hero rises in San Fransokyo, defending the city from supervillains and giant monsters, joining forces with Big Hero 6. Sequel story coming soon: Big Hero 6 and M...

#Book No.2# This Takes place after my story >"Never Lose Hope~"< After marrying your Best Friend and Becoming Mrs.Hamada, Your life changes A LOT! This i...

[UNDER EDITING] Life had been as plain as it can be for a certain girl named (Y/n). She was small, unsocial and wanted a quiet life as much as possible. Going to San Fra...

Hi! I'm bigherosixfeels on Tumblr and these are my one-shots from Tumblr!!!! The lovely new cover was made by @xdarkxenergy! Love it as always, homie :D

After Hiro has a phone call with Karmi,she returns to him at the Lucky Cat Cafe the next day.Big Hero 6 and Karmi go to the San Fransokyo Summer Dance the night after he...

Your family owns a company who's head quarters are in San Fransokyo. What happens after your father dies and you're forced to move by your mother? Read to find out. Hi...

being the nerd in school isn't always fun. especially when your always made fun of for sitting alone and quiet in the back of the class, and getting perfect 100's on you...

it's now been one year after hiro and big hero 6 saved San fransokyo from Obake all his friends know of the wonderful things he has done with Gogo even begening to have...

#Book No.3# (On Hold) You and Tadashi had a child, A baby boy to be exact and His name is Sasuke Hidashi Hamada. This is just a book where You and Tadashi take care of h...

It's a new year and Hiro and Karmi are adapting to the long-distance relationship life. Of course that comes with several challenges and complications. And to make matte...