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  • Save Point (Sans x Reader)
    113K 5.8K 124

    (Sans × Gender-Neutral! Parent! Reader || Slow Burn) Moving from a backwater town to a city bustling with human and monsterfolk alike, some things begin to change both for the better and the worse. What was left behind comes back to bite at you in the most unexpected times, current progress being put in danger as a re...

    Completed  
  • Bruised To The Bone: (Sans x Reader)
    118K 3.8K 52

    (Y/N). A peculiar soul; A human core, with a skeleton's power. Her parents are ashamed of her, beating her every time they catch her using magic. One day, she accidentally hurts someone, and they bring her almost to the point of death, trapping her in her room. After the incident, time has begun to reset. Two months p...

    Completed  
  • Soulbound || Sans x Reader
    10.4K 438 14

    When a situation with a dying human ends up with you absorbing their soul, you panic (like any unprepared monster would). Suddenly Undyne is hunting you down, so you rope the mysterious skeleton next door into helping you. Which he does--in a very Sans way. And who knows? Maybe pretending to be his girl will pay off...

    Completed  
  • What We Fight For [Sansxreader]
    7.3K 227 17

    [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...

  • What We Hope For (Sans X Reader) ✨UNDER EDITING✨
    126K 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  
  • Forget Me Not (Dt Sans X Reader)
    29.2K 752 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  
  • Forbidden Flame (Mafiatale Grillby x Reader)
    2.2K 124 19

    A world ruled by judgement, mafias, and violence. Y/N wants nothing more than a simple life, even though she was born as the daughter of a higher class. She has a secret that when revealed, suddenly shakes the whole world as they know it. Her soulmate is a monster. Grillby is a man of neutrality and routine. He knows...

  • Protective (Feralswap Papyrus x reader)
    5.6K 296 19

    We all have our secrets. Hidden selves that very few know about. Then she falls. Could it be possible that maybe one more will learn his secrets? Will he learn hers? One thing is for sure.. there is more to them than meets the eye.

    Completed  
  • Vigilance (Protective Sequel)
    1.6K 143 24

    A few years had went by since you made your home in the Underground. You had started a family, started a life. You had a kid and a job at the Arcade. But finally, Chara had fallen. They are ready to free Monsterkind, but are you ready to go back? Interactive Story!

    Completed  
  • Forgotten Phoenix (New Purpose Sequel)
    3.3K 252 30

    It's been a few years since Y/N started her family. Without Honey, she made due with what she had; that being the cafe, her brother-in-law Blue, and her two twin sons. Of course she missed Papyrus. There was no doubt about that. Though, she had to learn to accept his passing. Her sons did not... One of her sons soon m...

    Completed  
  • Tip The Scale (EV!Dream x Reader x EV!Nightmare)
    34.8K 1.5K 30

    The war between the two guardian rulers and their kingdoms lasted for countless generations. Then came the news that Nightmare went ahead and got himself some new "friends".. Dream's soldiers were easily overpowered. Battles were being lost and the shadows began to completely overpower the sunlight's rays. With the sc...

    Completed  
  • Love is tough- Completed(US!Sans X Fem!Reader)
    8.9K 340 17

    Life was bad on top. she was just a hermit in her own way. things go wild when she fall down a tiny hole. she experiences feelings that she didn't know was there. she felt loved and fell in love. but as always she has a bumpy ride. This is a X reader story, now. Please tell me on any mistakes I have missed or any sugg...

    Completed   Mature
  • The half breed and comic skeleton (Sans X Fem!reader)
    95.9K 3.1K 24

    This is a rewritten story of mine, I have changed the story to a X reader as well. I am a half breed. I am half human and half monster. I believed no one would ever love me like normal people would for each other. That was until I met this one skeleton, who has his own secrets. I can only hope.

    Completed   Mature
  • I Can't do This Anymore [Fell!Sans x Reader]
    4.6K 136 42

    [[THIS STORY HAS MENTIONS OF SUICIDE, SELF HARM, AND SEXUAL ABUSE.]] Y/N grew up a normal child. She had normal parents, an annoying younger brother, and good friends. Life was good to her. She wasn't a straight A student, but she got decent grades and was relatively smart. Until she moved out of her parents' house, c...

    Completed   Mature
  • My Villain [Dust Sans x Reader]
    75K 2K 52

    A young woman, left alone after her family sadly passed in a car accident, suffers with PTSD and Anthropophobia (Fear of people.) Her only happiness in this world is the view of the stars from Mount Ebott. But one day, Y/N falls into a large abyss located on top of the mountain. There, she enters the Underground. The...

    Completed  
  • ●~My Prisoner~● [UF!Papyrus x Fem!Reader]
    515K 12.5K 56

    [Completed] [[Lemon and Swear Warning]] [2019 Jan Note: This book dates back to 2017, where my grammar and spelling checks weren't efficient due to me being lazy. So I apologize for typos if any.] ---------------------------------------------------------------------------- How much more could a young girl possibly tak...

    Completed  
  • Au Sans X Reader oneshots
    237K 4.5K 80

    Different Au Sans

  • Undertale AU Sibling Scenarios
    256K 4.9K 22

    This will be similar to Undertale AU Oneshots only: They're your siblings! Yep, cute, edgy, or anything else! Feel free to request!(Requests are closed at the moment) No lemons, cause I don't do dat crap.

    Completed  
  • "Knock Knock" | A HorrorTale Short Story
    42.6K 2.3K 11

    Falling into the Underground where monsters have been banished to for hundreds of years, Y/N finds that the monsters have gone insane from lack of determination; something that monsters need to survive and give them hope. Unfortunately, it seems that Y/N has enough determination to sustain every monster in the Underg...

    Completed   Mature
  • Unexpected Love: Return To The Surface | Sans x Reader
    124K 3.9K 23

    This is the second story to "Unexpected Love" so if you haven't read the first book you should probably read that first so you aren't confused. But anyways, enjoy! You wake up on the cold floor in the old lab that Alphys had found. You felt strange and the only life form that you could find in the Underground was Char...

    Completed  
  • Unexpected Love | Sans x Reader
    321K 9.7K 35

    You climbed the famous Mt. Ebott to prove to a group of your friends that humans don't disappear when they go up the mountain. While walking around the peak, you trip over a root in the ground and fall forward, expecting to hit the ground. Instead, you were met with open air. As you fell down the large hole, you let o...

    Completed  
  • Fallen Angel (Gaster x reader) OLD
    148K 5.9K 49

    OLD AND BADLY WRITTEN THE REWRITE IS POSTED ALREADY DISCLAIMER: The god figure created in this fanfic is purely fictional. He is purposefully made to be prideful and cruel and is not supposed to represent any god. I am religious myself and I did not intend to attack anyones believes with this book. An angel. Sign of...

    Completed  
  • The First Human [X Sans] {COMPLETE}
    104K 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  
  • Ms. Teach (Sans x Reader)
    12.7K 382 74

    Y/n is a music teacher, known for making music, and/or covering music and songs. Now, your working days at school are over, and decided to take a trip with your friends to a famous mountain, namely Mt. Ebott. That night, while everyone is sleeping, excluding you, you found a girl taking a walk on the mountain. Traili...

    Completed  
  • Sans x Reader | Empire
    381K 11.8K 46

    (Adult Lazarus here - I wrote this when I was like 14 years old. Forgive me.) Sometimes life gets to the point where you feel like you're a paper airplane. One minute you're soaring, feeling as if nothing could ever get you down. But then the next thing you know, you're falling slowly and nothing that you can do can p...

    Completed  
  • Undertale Fanfics 2
    897K 11.2K 111

    You know what we do around here!!

    Completed   Mature
  • Not Just Evil (Underfell Papyrus X Reader)
    165K 5.5K 32

    Underfell Papyrus is viewed as one of the most ruthless monsters in the underground but what is really under that tough persona? Thanks to Tamqul on Deviantart for letting me use their awesome artwork as the cover!

    Completed  
  • Au Group Chat Bad sans/Star sans/Others
    80.1K 2.9K 17

    Kinda like discord but with the Undertale Aus this will be very stupid

  • I Want To Forget (Killer Sans x Reader)
    231K 8.2K 34

    Want to talk about falling into the wrong place at the wrong time? Y/N definitely scored big time on that one. One moment she's falling, the next she finds herself trapped underground with a monster that wiped out his own kind. He's a cold-blooded killer that never shows any emotion. Though, as time passes, she finds...

    Completed  
  • My Little Mutt (FS!Papyrus x Female!Reader)
    89K 4.1K 44

    Hi guys! First of all I should mention that the story pic isn't mine and of course Fellswap belongs to its original creator. A young hiker, Y/N gets lost and accidentally falls into a pit while stumbling in the dark. She wakes up to find herself in a whole new world that was never spoken of before except in children'...

    Completed