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  • 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  
  • Kind Of Comical [Sans X Reader]
    217K 7.4K 24

    //Undertale High School AU. Your typical High School story where you're the new girl~ //Except monsters and humans are together too. Involves time travel in later chapters. Never wrote an Reader insert before, so spare me! "You look lost there, Kiddo." A deep smooth voice caught your attention and you turned your h...

    Completed   Mature
  • 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  
  • (Sans x Reader) When Two Souls Meet
    939K 27K 28

    Sans has lived through countless timelines. He's seen the kid make friends with everyone, only to give up in the final moments. He's seen the kid killed, over and over and over again. Sometimes, he'd even done the killing himself. And no one ever remembers. Not even the kid herself. It's an exhausting cycle, one that...

    Completed  
  • Divided [ Sans X Reader ]
    362K 14.9K 56

    Almost four years marking the anniversary of monster kind reaching the surface, the human ambassador Frisk goes missing. Severing the link between the two species, an all out war breaks between humans and monsters. After bloodshed on both sides, monsters emerge victorious. Yet somehow a miraculous town in San Francisc...

    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  
  • Au sans x reader oneshots
    368K 6K 63

    well I was bored, and I love Undertale so it kinda makes sense.

  • 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  
  • Write A Note (Sans x Female!Reader)
    81K 3.7K 42

    It's only been a few years since monsters have been released from their underground prison. In some towns, monsters are welcomed with open arms. Others? Not so much. Y/N is a 22 year old girl that lives a pretty simple life. Sleep, eat, work, relax at her daily cafe, go home, sleep. Then the routine starts again. Howe...

    Completed  
  • Underlust sans x reader ( some lemons 🍋)
    182K 2.6K 34

    All the monsters have been released from the underground but what happens when creatures full of lust meet some smexy humans Note: was originally inspired by written love on quotev BUT does contain a plot COMPLETELY different to it so if you have the audacity to comment about this READ THE FIC FIRST and then tell me...

    Completed  
  • Endless possibilities (Underfell Sans x Gender Neutral Reader)*BEING REWRITTEN!*
    48.7K 1.9K 62

    Word has been released that monsters now roamed the surface, and you can't help but feel slightly skeptical. You had been told since childhood that monsters were vile and repulsive creatures who wanted nothing more but human blood pouring from the palm of their hand. You didn't know what to think of the monster race...

  • Little Miss Informant (Mafia Sans x Reader)
    87K 4.5K 37

    PLEASE READ BEFORE GETTING INTO THE STORY. Monsters are finally above ground, on the surface where their Human friend Frisk led them. They wanted to see the stars, take in the world and break free from their prison... but unfortunately, integrating them into society didn't go as planned. When thrown into a word of dec...

    Mature
  • Undertale- The Deeply Forgotten Sans X Reader
    60.2K 1.8K 40

    "You have fallen back down? Why must you keep coming back?" "Who are you?" "You've got lucky this time they have forgotten its a new start. Please choose wisely its your last chance." The voice faded away and so does your conciseness.

    Completed  
  • 'Shy Pet' Underfell Sans X Reader
    217K 5.6K 12

    [Disclaimer that this book is very old nd poorly written, please keep that in mind!] You were shy. You were small. You were picked on. You were told you weren't tall enough. You were hurt. Physically and mentally. He wanted a pet. He wanted someone who wasn't his brother. He wanted someone to talk to. He wanted a purp...

    Completed  
  • Just SING | Sans X Reader
    261K 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  
  • Sans X Reader
    338K 9.2K 47

    Two orphan girls fall down into the Underground. ...Just read the story.

    Completed