Swappapyrus Stories

Y/N, meets a new coworker that changes her life forever. A monster, doing his best to make a living after moving out of the underground. Sans is this ecstatic, cheerful...

Here's the fourth book! thank you all for all the love and nice comments on the first, second, and third book! NO LEMONS! FLUFF AND YANDERE ONLY! Mostly Au sans and pa...

You are Swap Sans but you used to be a human but you died but all you remember is that your name is Blue and well what all Swaps know like your brother Stretch and you k...

I didn't saw any innocent male reader so I am making one. ps I am not good at english hope you guys and girls like it pss If you guys want lemons just ask

Ink finds a mysterious board game and decides that he should invite the AUs' Sanses to play the game. Well Ink is an idiot. Disclaimer I own no character unless I specif...

(This story is not a part of the Alphatale Story) Blueprint, the son of Ink and Underswap Sans, had been put into a situation that has came to beyond his control. One mo...

This is a collection of various Undertale au characters x reader (Not just the skeletons) One shots! I plan on writing about as many characters as possible, so please re...

[Previously known as "But He Never Showed It"] Sans has been hiding something lately.. Will Papyrus figure out what's really been going on before it's too late...

Nim didn't expect her children to go berserk. Blue also did not expect it, especially since he didn't know he had children in the first place. This is all Ink's fault. I...

"A HUMAN?! YOU MEAN TO TELL ME A REAL HUMAN, LIKE ONE FROM THE HUMAN REALM! WOWZERS THAT'S MAGNIFICENT! "Yep, pretty sure what the old owl lady just said."...

This is a human au Red is a small 17 year old boy living in a big world. His younger brother Edge is only 16, and already the biggest crime boss in the city. Life is h...

They didn't know how or why but one day our OC woke up as an UnderSwap Sans. After gaining their dying memories they decided they would do their best to grant their dyin...

!!! WARNING THIS BOOK IS DISCONTINUED!! WE ( Aurorawe and tRaSh) HAVE A NEW ASKBOOK! IF YOU'D LIKE TO ASK OR DARE CHARACTERS PLEASE GO TO THAT BOOK CALLED "Ask or D...

To escape a timeline ruined by a cruel queen, Sans uses a machine to find somewhere safer for his younger sibling. Unfortunately, the machine can only take one, leaving...

alright so like..... basically sans finds a box full of bitties and he decideds to bring 'em home...heh, heh, heh (The story starts in the middle of the night after that...

just some headcanons/ideas of how I think the different AU sanses and papyruses would act in a romantic situation :>

blue is gone, a star sans that seems to always be busy. this leaves honey a little put out. lonely and bitter. he sets off on his own adventure.

heyooo!! this is actually gonna be a long written story- but lemme give you a heads up- this might be short in chapters- And i might take awhile to write some of these...