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  • The hard life (Sansxreader) COMPLETED
    13.6K 290 29

    Y/N was the eldest of the royal family. Her life was great. She was turning 16, the age where she'll be able to help her parents with royal duties, and get more privileges, when her younger sister, Frisk, goes missing. Y/N's life falls apart, while her mother heartbroken, and her father started to ignore her. Not havi...

    Completed  
  • A Bad Fuckin Temper (Underfell Sans X Female Reader)
    117K 4.4K 41

    You're 17,Your name is Y/N,You got a bad temper.You we're walking home,after a shitty day of school,you then heard a group of kids laughing. "The fuck is it now with those kids?"You walk towards them and see that they're picking on a smaller kid."Hey!Get the hell-"They look at me and the smaller kid starts running.The...

    Completed   Mature
  • New Possibilities(Underfell Sans X Female Reader)
    8.4K 416 40

    This is a sequel to "A Bad Fuckin' Temper" Y/N And her new family are living good lives.After breaking the barrier She went back to school to finish her education,got married to the hot tempered asshole she loved,and adopted frisk becoming a mother and sans becoming frisks father.Everything was as it should be..Until...

    Completed   Mature
  • A Place Of Despair (UF!Sans x Depressed!Reader)
    74.6K 3.3K 51

    - Underfell - Life was a waste, superfluous and horrific for a young woman. Hatred for life and, most prominently, hatred for herself have absolutely destroyed her. She's done. She wants to be gone. But it doesn't work- and she falls into a land of evil, with more hatred than even she has. She finds out a terrible tr...

    Mature
  • Six Skeletons, One Maid
    310K 10.6K 42

    Moved from AO3 because of reasons! "You are the only maid (or worker in general) that serves for the Skeletal Household. It's a skele-ton of work, but you manage by keeping onto a fairytale dream."

  • Flower you today, sweetheart? (Flowerfell Sans X Reader)
    207K 5.6K 40

    All the world, just hated kind people... they threated them as nothing and put them aside. That even happened in the underworld... They saw them as a sickness, what they don't know is that sicknesses spread... (Cover made by me :3)

    Completed  
  • What We Fight For [Sansxreader]
    7.1K 222 16

    [THE SEQUEL TO WHAT WE HOPE FOR] If you haven't read the first book then I recommend going there first. °°°☆°°° Picking up where we left off, the group has made it to the surface. Y/n and her friends now have to figure out their life. With y/n, there is her duty as an ambassad...

  • Just SING | Sans X Reader
    260K 7.4K 36

    --Long ago, two races ruled over Earth-- --HUMANS and MONSTERS-- --One day, war broke out between the two races-- --After a long battle, the Humans were victorious-- --They sealed the monsters underground with a magic spell-- --Many years later...-- --MT. EBBOT, 201X-- --Legends say that those who climb the mountain n...

    Completed  
  • The King's Queen (Nightmare Sans x Reader)
    381K 14.2K 40

    PLEASE READ BEFORE GETTING INTO THE STORY Description: Your name is (Y/n) and you are originally from an au called Dreamtale! Your life hadn't been the easiest however, but you were quick to always move forward despite this... Before Nightmare had become corrupted, you were his best friend and lover. You kept him fro...

    Completed   Mature
  • The Smell of Old Books (Sans/Reader)
    258K 14.7K 38

    The old bookstore wasn't your home anymore, you finally realized. It was with them. It was with him. (Sans (Undertale)/Reader. The story takes place in second person view. Reader is not Frisk!) (art is by @Elmer_Heiji on twitter)

    Mature
  • The One Thing That They Care About (Sans AU x Reader x Papyrus AU)
    128K 3K 20

    Y/n L/n. A special human with a special SOUL. Yes, her Soul Trait is something new. But other than her SOUL trait she has another secret. One day, while she was at the surface with Frisk and Sans. 6 skeletons appeared out of nowhere, making raging screams and chaos as maniac laughter filled the air in their wake. Soo...

    Completed  
  • Lone (Bitty!Dust!Sans x Reader) DISCONTINUED.
    153K 5.4K 81

    "..Do you think even the worst person can change..?" (Y/n) one day got into a terrible accident, gaining some sort of weird "amnesia" of some sort. She remembers things perfectly clear. But for some reason... she doesn't remember the crash, or what caused the crash. This got her into buying a small "pet" called a bit...

    Completed  
  • Hold Still GXReader
    59.3K 2.7K 45

    I walked along the street. Everything was perfectly normal. The sun was warm, a soft breeze swept through my short (h/c) hair. Then the sound of glass shattering reached my ears making me jump. A bit frightened I backed away from the sound when something wrapped around my waist and I suddenly felt like someone was sp...

    Completed  
  • Don't Forget [Sans x Female Reader]
    18.4K 1.9K 32

    You would think that with how shit your luck is, you would've been dead day one since falling into the Underground filled with scary monsters and a few spooky skeletons. However, much to your surprise, that did not happen (yet). You know how you ended up here, but you don't know... HOW. You're actually in the GAME Und...

    Mature
  • No More (Undertale)
    70.1K 2.9K 13

    For years, Papyrus knows, Sans has had nightmares. Horrible nightmares, nightmares that leave him crying in the dark, crippled in the mind, and barely able to function in life. And that's why Papyrus stays so happy, so bright, for Sans, to keep his brother going through the hard times. But when Papyrus starts having...

    Completed  
  • Sans Aus X reader
    31.8K 811 56

    You are a human who is in high-school and your on a field trip with with your class to go see Mount Ebott...your teacher already had a hotel set up ready for the student to stay in...so you had all your things packed with you when....you go to the top of the mountain with your friend your friend pushes you off...find...

  • Shattered Memories (Nightmare x reader)
    160K 4.1K 47

    you are once a normal girl who loves to play with your friends and you always enjoyed them until your friends decided to back stabbed you and your only true friend comitted suicide your parents abandon you. And you are the only one who is living in the house your already 16 years old about to become 17 and sometimes y...

    Completed  
  • Sans Aus x Reader Oneshots (DISCONTINUED)
    26.1K 386 43

    My first oneshot fanfic. This book is discontinued.

    Completed  
  • What We Hope For (Sans X Reader) ✨UNDER EDITING✨
    125K 4K 62

    Everyone has a happy ending. If you're not happy it's not the end . . . . •°•°☆°•°• Y/n (that being you) fell into the underground at the age of 13 and found refuge inside a hidden house in the snowy forest. Fast forward 10 years later still no one knew of her existence. That all...

    Completed  
  • Home (bad sanses x child reader)
    27.5K 927 29

    You were an average kid, somewhat having a older mind than most of your classmates. you had always been into the undertale fandom, and even knew almost everything about the aus and soul colors. while what seemed like a normal day at school quickly turned around after a huge bang struck the class room next door. in th...

    Completed   Mature
  • Forget Me Not (Dt Sans X Reader)
    29K 751 23

    It wasn't your fault you were in this situation. It just happened at random chance, now you were stuck in a loop. A endless repetitive loop of death and obsessive love. He wanted to keep you forever, and if it meant becoming a monster worse than anything, he'd be okay with it. After all, he LOVED you~ Heyyyyy Someth...

    Completed  
  • His Summoner || Demon! Nightmare Sans x Reader
    77.9K 2.9K 74

    When a demon summoning goes wrong, a rich and powerful man's son gets killed and (Y/n) is forced to team up with the Demon King that did it to survive the ensuing attempts on her and her family's lives. But the King will only do it on one condition: he gets her soul. So with no choice but to die for her mistake, His S...

    Completed   Mature
  • My Sun Drop (Tangled Au! Sansxreader)
    8.8K 418 14

    Exactly what it sounds like: Monsters have been freed from the underground by a child named Frisk. Some time had passed and peace between humans and monster has been established within the land. Now, King Asgore and Queen Toriel wish to form a friendship with the neighboring kingdom of Corona. Unfortunately, not much...

    Completed  
  • Undertale X Reader
    314K 8.2K 39

    You woke up on bed of golden flowers without having anything to remember. Going to an adventure where you met with many monsters to go home. Easy, right? Not really, actually but anyways! - I do not own any characters from undertale -i did this only for fun, don't judge me -this story is abit (alot) angsty so be prepa...

    Completed  
  • The First Human [X Sans] {COMPLETE}
    103K 3.2K 39

    Imagine Undertale, but Chara never showed up. Chara wasn't the first human in the Underground. What if a glitch occurred, and you fell down instead? You fell into the Underground, but you cant remember your previous life. Now, you are surrounded by strange monsters, who have also never seen a human before. Will they l...

    Completed  
  • My Anomaly (An Error Sans X Reader)
    39.2K 1.4K 20

    When your sibling Chara goes missing you fear the worst, but life takes a surprising turn for the better when they release the monsters trapped underground. Living this new life in your home AU of Underswap things couldn't be better. That is until a certain skeleton appears and threatens to tear apart your Au. Not wa...

  • Prisoner...? (Bad Sanses x Human!Reader)
    59.4K 1.7K 22

    Y/N was a human from a brand new AU...which was practically nothing. They were eventually rescued by the Star Sanses...only to be taken prisoner by the Bad Sanses. What will happen? How would they escape...if they willingly want to? This story was originally posted on Quotev! It will always be updated first there, the...

    Completed  
  • Undertale: giving soul
    14.3K 628 40

    This is a story before the last human fell around the time Chara was still alive and well. Humans were not being hunted till the adopted prince's passing, however with a new time line comes a new story and this one is not like the others. W.D gaster a father of two children is called on an unusual discovery, the pro...

    Completed  
  • AU Sans Oneshots
    161K 2.6K 36

    Just a heads up not the greatest at creating stories. Anyway you'll be a different reader each time but with a different Sans. I won't upload much but I'll try to upload as much as I can. Warning: there will be smut, kissing, maybe some sexual content, swearing, anything traumatic like abuse, and you being a hybrid re...

    Mature
  • The meal of a lifetime (horror!sans x reader)
    10.4K 289 19

    (Y/N) is 18 and living with her older sister (S/N). Her life gets turned upside down when hungry human-eating monsters get released from the underground. However there is one monster who deems you gorgeous enough to save from the hell that was your home. WARNING: contains mature themes (violence, gore, sexual abuse...

    Completed   Mature