Aunt Cass FanFiction

Fast beating

Fast beating

M/M
G
Updated
27.04.2025
Fandom
Big Hero 6 (2014)
Characters
Hiro Hamada, Tadashi Hamada, Hiro Hamada/Tadashi Hamada, Big Hero 6 Characters, Aunt Cass
Tags
Consensual Underage Sex Underage Masturbation
Hiro’s heartbeat is going extremely fast, why might be that?
A Big Hero 6 creepypasta

A Big Hero 6 creepypasta

F/M
G
Updated
29.04.2025
Fandom
Big Hero 6 (2014) Creepypasta - Fandom
Characters
Hiro Hamada, Tadashi Hamada, Aunt Cass, Hiro Hamada & Go Go Tomago, Baymax (Marvel), Hiro Hamada/Original Female Character(s)
Tags
Alternate Universe - Modern Setting Character Death References to Depression Implied/Referenced Child Abuse Emotional/Psychological Abuse Grief/Mourning Canonical Character Death Physical Abuse Death Schizophrenia Suicide Robots
Hiro has a oddly realistic scary delusion esque dream about what is real and what isn't(originally written June 20th 2015)
Mochi (Part II)

Mochi (Part II)

G
Updated
30.04.2025
Fandom
Big Hero 6
Characters
Hiro Hamada, Tadashi Hamada, Aunt Cass, Mochi - Character
Tags
pet death i'm so sorry i wrote this I can't believe I wrote another one Aged Up!Hiro
Hiro's home alone for the weekend and a horrible sadness befalls him.
See You Again | Tadashi Hamada x Reader |

See You Again | Tadashi Hamada x Reader |

F/M
G
Updated
30.04.2025
Fandom
Big Hero 6 (2014)
Characters
Reader, You, Hiro Hamada, Tadashi Hamada, Tadashi Hamada/Reader, Honey Lemon (Marvel), Wasabi-No Ginger, Fred | Fredzilla, Aunt Cass, Tadashi Hamada/You, Baymax (Marvel), Gogo Tomago,
Tags
Baby unfortunately photo album Just you wait - Freeform really - Freeform but that's okay He's not alive in this You'll see him one day there's a lot he's a dork Hiro's so immature He's gonna wanna bone girls soon
"Oh, I'll tell you all about it when I see you again."
Thank You | Tadashi Hamada x Reader |

Thank You | Tadashi Hamada x Reader |

F/M
G
Updated
30.04.2025
Fandom
Big Hero 6 (2014)
Characters
Reader, You, Hiro Hamada, Tadashi Hamada, Tadashi Hamada/Reader, Honey Lemon (Marvel), Fred | Fredzilla, Aunt Cass, Wasabi - Character, Tadashi Hamada/You, Baymax (Marvel), Gogo Tomago
Tags
Pregnancy you know Comas - Freeform D'aww Bit mature at the beginning S'not explicit or nothing Just mentions of pulling out and nudity Simple shit God dammit Tadashi
"I'm sorry." He whispered, "But I can't just sit by and not do anything."He turned around and started up the steps, but you balled your fists up and planted your feet in the ground, "Tadashi Hamada, you will not leave me to raise this baby on my own!...
The perfect match

The perfect match

G
Updated
30.04.2025
Fandom
Big Hero 6 (2014)
Characters
Jack Frost (Rise of the Guardians), Tadashi Hamada, Honey Lemon (Marvel), Wasabi-No Ginger, Fred | Fredzilla, Aunt Cass, Gogo Tomago, Hidashi - Relationship, Hiro Takachiho, some Disney cameos
Tags
Not Related aged up hiro
Hiro's boyfriend broke up with him. The fifth one this year. His best friend, Jack, decides to take matters into his own hands, signing him up for a dating website. Across town, a boy named Tadashi sits at his desk, unaware that his best friend, Gogo...
Oxymoronic

Oxymoronic

M/M
G
Updated
30.04.2025
Fandom
Big Hero 6 (2014) Big Hero 6
Characters
Hiro Hamada, Tadashi Hamada, Aunt Cass, Hidashi - Relationship, hiro/tadashi
Tags
Fluff Angst Incest Self-Harm Love Cute Yaoi Eating Disorder Brother Complex
Oxymoronic: (adj.) A figure of speech that juxtaposes elements that appear to be contradictory. Oxymora appear in a variety of contexts, including inadvertent errors (such as "ground pilot") and literary oxymorons crafted to reveal a paradox./\/\/\Hi...
The Great Pull-Up Battle

The Great Pull-Up Battle

G
Updated
30.04.2025
Fandom
Big Hero 6 (2014)
Characters
Hiro Hamada, Tadashi Hamada, Aunt Cass
Tags
Non-Sexual Age Play Age Play Infantilism little!Hiro
Hiro Hyper-Focuses and potty breaks aren't on the agenda. Tadashi Is not happy about it and tries to help. Ever wonder why Hiro is in a pull-up all the time?
My Little Neighbor Tadashi

My Little Neighbor Tadashi

Other
G
Updated
30.04.2025
Fandom
Big Hero 6 (2014)
Characters
Hiro Hamada, Tadashi Hamada, Honey Lemon (Marvel), Hiro Hamada/Tadashi Hamada, Wasabi-No Ginger, Fred | Fredzilla, Aunt Cass, Gogo Tomago, Tadashi Hamada/Hiro Hamada
Tags
ageswap au plus not related uuuuh the gang will come into the story by bits
(ageswap au w/o relation to each other)Another laugh was coming from Tadashi by the time Hiro finished. He was being defeated by a 15 year old, and the 15 year old knew it.
Secret Subjects

Secret Subjects

M/M
G
Updated
30.04.2025
Fandom
Big Hero 6 (2014)
Characters
Hiro Hamada, Tadashi Hamada, Hiro Hamada/Tadashi Hamada, Big Hero 6 Characters, Aunt Cass, Professor Callahan
Tags
Overprotective Tadashi
Honey Lemon and the gang are called by Professor Callahan to help him with something. They soon find out that him and the gang are going to be sent out to an Island where they must capture a cat like creature. Half human, Half cat. But what they find...
Suit up! Wait, with what?

Suit up! Wait, with what?

Gen
G
Updated
30.04.2025
Fandom
Big Hero 6 (2014)
Characters
NONE., Hiro Hamada, Tadashi Hamada, Honey Lemon (Marvel), Wasabi-No Ginger, Fred | Fredzilla, Aunt Cass, Baymax (Marvel), Gogo Tomago
Tags
Alternate Universe - Canon Divergence Humor Angst and Humor Kind Of Tadashi Lives Maid's Punishment AU Suit designing Protective Tadashi Hiro is such a teenager Hiro designed Tadashi safety tested Gang approved
Hiro may be a genius, and he may be a hero-in-progress, but he is still a teenager. Suit building antics ensure, and his recent puberty/dress problem has yet to be dropped.Let’s count the ways…
The Great Esca... Wait, No, We Still Crashed

The Great Esca... Wait, No, We Still Crashed

G
Updated
30.04.2025
Fandom
Big Hero 6 (2014)
Characters
NONE., Hiro Hamada, Tadashi Hamada, Honey Lemon (Marvel), Wasabi-No Ginger, Fred | Fredzilla, Aunt Cass, Baymax (Marvel), Gogo Tomago, Yokai (Marvel)
Tags
Alternate Universe - Canon Divergence Humor Angst and Humor Kind Of Sorry Not Sorry Tadashi Lives Alive!Tadashi Maid's Punishment AU Snippets of movie brotherly antics Team now involved Fred has a ball
Set in the Maid's Punishment universe, Hiro still thinks that he can take on the Kabuki guy with only a nurse bot programed with karate, but he forgot about the fact that Tadashi still has a way of always knowing that he's running off into trouble. N...
Puberty Can be Confusing: Robots and Dresses Don't Help

Puberty Can be Confusing: Robots and Dresses Don't Help

G
Updated
30.04.2025
Fandom
Big Hero 6 (2014)
Characters
NONE., Hiro Hamada, Yokai - Character, Tadashi Hamada, Aunt Cass, Baymax
Tags
Alternate Universe - Canon Divergence Alive!Tadashi Maid's Punishment AU brotherly antics Aunt Cass is there in spirit-punishment Weird Punishment Kinda cannon divergence
Set in "Maid's Punisment" AU. After the events of the last fic, Hiro has somehow managed to replicate his idiotic releasing of Baymax, armed with a "busted" microbot, into the world. However, in order to avoid further dresses, he smarts up and calls...
Maid’s Punishment

Maid’s Punishment

G
Updated
30.04.2025
Fandom
Big Hero 6 (2014)
Characters
NONE., Hiro Hamada, Fred, Tadashi Hamada, Go Go Tomago, Aunt Cass, Wasabi - Character, Honey Lemon, The Lady Who Said Callaghan Was Inside, Moochi, Random College People
Tags
brotherly stuff Funny Punnishment Maid Costumes A downright mess Never mess with Aunt Cass Lesson Learned
Aunt Cass had had it at this point. She’d done everything she could to keep the boys out of trouble, and where had they wound up? Jail. Oh, she was a creative woman, though, and if they were going to do something stupid, she was all for fair play.