Undertail történet

375 Stories

"Not Quite Determined" Sans x Human/Monster Reader [COMPLETED] by FloweyTheGrouch
#2
"Not Quite Determined" Sans x Huma...by AsrielAs Flowey
You've lived your life without ever knowing your parents. Despite that you dream big because you don't have much; aiming to become a famous singer and prove anyone who h...
Sans X (Fem) Reader {BIG DADDY KINK!!} by Randomonae
#3
Sans X (Fem) Reader {BIG DADDY KIN...by Randomonae
Not mine from mark_my_words they're deleting it Soooooo yeah. This is a very long, detailed, vulgar story so BEWARE!
Nightmares Little Gang by Tired1PanPan
#4
Nightmares Little Gangby Pan
Nightmare, The King of Negativity, known for being cruel and torturing people. But oddly enough he feels lonely, I mean it must be hard when his only friend Error is alw...
It's Not Possible ( Nightmare x Killer ) by jesus_davito13
#5
It's Not Possible ( Nightmare x Ki...by Abomination.
It's almost the end of highschool for Killer, an 19 year old student at a human and monster school on the surface. Killer isn't ready to leave the highschool yet as he's...
Befejezett
Falling in pun with you (Completed fontcest Story)  by Intellectualpan
#6
Falling in pun with you (Completed...by Jessica
A skeleton named Sans falls in love with the only thing that makes him happy, that made him feel complete... his brother Papyrus. But when sans suspects papyrus of falli...
A Lusty Dream by Mama-Kit-Kat
#7
A Lusty Dreamby kit Kat
As requested by my readers. This book contains explicit content. Stories that follow with your deepest fantasies about the characters of undertale. I take suggestions dr...
Flowey Reacts To The Undertale Community by Helluva-Weirdos
#8
Flowey Reacts To The Undertale Com...by Helluva-Weirdos
Yep, art not by me by the way, there will be inappropriate references in here
Classic x fell (lemon) by JackPutman
#9
Classic x fell (lemon)by JackPutman
Plz give me suggestions of what to do next and if I don't upload for a while it's because I have important things like school homework and I'm probably thinking about wh...
undertale one shots-lemons by Lindorica
#10
undertale one shots-lemonsby Lindorica
This is like my other one shot story except with lemons/smut/sin/sex or whatever else you want to call it. It might/will include boy x boy, girl x girl, boy x girl, and...
Tangled Strings (An Errink Fanfic) by Artist_Bean_Baby
#11
Tangled Strings (An Errink Fanfic)by Artist_Bean_Baby
The art for the title cover is by Pencil_loves_mm on Twitter! Creation and Destruction able to find a balance and keep peace? ...maybe.
Of a Better World by toast_and_bunz
#12
Of a Better Worldby toast_and_bunz
It's been a while since Horror's world could be considered even remotely kind. But a newcomer drops in, and reminds him that there's still sweetness to be found in life...
I dunno some Undertale au lemon shit by PopRocksbnha
#13
I dunno some Undertale au lemon sh...by PopRocksbnha
This is just some stuff I came up with at night time. By the way all of the submissive are females because I find it harder to write them as males. Don't know why.
ErrorFresh (Lemon) by DapperBird
#14
ErrorFresh (Lemon)by DapperBird
Error and Fresh make some lemonade if ya know what I mean. ( ͡° ͜ʖ ͡°) (Very NSFW. Mature audiences only. Have fun reading about two skeletons doing the horizontal tango...
Sanscest One-Shots by Apple_Bxtches
#15
Sanscest One-Shotsby Wabaa
It is quite simple!! Just a bunch of stories that are hopefully enjoyable! The updates will be slow and sometimes I upload more than once a day! Also the cover is MY art...
ink!sans Omorashi (not spicy so don't worry)  by chargobrr
#16
ink!sans Omorashi (not spicy so do...by char
credit to the artist of the cover (I found it on google) ink Omorashi if you don't like Omorashi don't read you have been warned!
The Blue Hearted Hero (bnha x undertail fanfic) by crimson518
#17
The Blue Hearted Hero (bnha x unde...by Daniel Roberts
" why dont you just take a swan dive off a building and hope that in your next life you get a quirk " was the greatest advice given to the quirkless boy izuku...
Bad Sans Poly Stuffz by Sapperz
#18
Bad Sans Poly Stuffzby SappySapperz
Ah here we go first time writing h a h. Anyways. Lil quick warning there will be -Smut -Fluff -Angst -And some kinks (For example size difference) If you do not enjoy a...
ONLY ONE {Yandere!Sans x Reader} by DancingInThePetals
#19
ONLY ONE {Yandere!Sans x Reader}by *•Pastel•*
Hello! Here is a fanfic that I will write for you people who wanted this but couldn't find any.
undertail truth or dare!!!! by star_ink_san
#20
undertail truth or dare!!!!by girl ink san
Just a book about other AU's like ink, sans. fresh error in lt any other AU's and also open for ask and also dare's what ever you like and you can tell me to add other p...
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