Fontcest Stories

Underswap Sans x Papyrus EXTREME NSFW! (I do not own any pictures including the cover photo) Sans gets curious as to why Papyrus comes home drunk all the time, so he ta...

Sans is getting tired of his brother making him miserable. Being taunted and being bruised. He works on his machine a lot more now then simply disappeared. Where did he...

Disclaimer! I do not own Undertale or the Underfell AU. All that I own is the plot of the story and headcanons for the personalities. Warnings! Contains Fontcest (one-si...

A story of constant restarts of a morning. Non stop death of a brother. Non stop grief of a brother. It is a punishment, a lesson, to be learned. That takin lives of inn...

Warning: this is a lemon Everyone wants this kind of Fontcest and I personally...like it, dont judge me ;-;

this ended up being a dreamswap book oopsie

When Papyrus starts going on dates Sans finds himself very uncomfortable with the idea of Papyrus being in a romantic relationship with anyone. "Am I just being ov...

smut I love this ship

(Toby Fox owns UnderTale, the cover is my own art, and I'm trying out unusual ships and Fontcest is the next in line following Sansdyne. Why not?) Papyrus used to have t...

Im bad at writing QwQ don't judge my ships pls! Hope you enjoy and be respectful even if u dont agree with my ships NOT A JOKE! I just have rare pairs XD

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...

"Can I really just stay here?" Underfell Sans, "Red," just wanted to get home. Using a shortcut, he expected to step through and be at the door to hi...

𝐲𝐨𝐮𝐫 𝐬𝐥𝐨𝐰𝐥𝐲 𝐤𝐢𝐥𝐥𝐢𝐧𝐠 𝐦𝐞 ˢʰᵒʳᵗ ᶠᵒⁿᵗᶜᵉˢᵗ ˢᵗᵒʳʸ❙ᴜ.ᴛ ʰᵉ ˢᵃʸˢ, "ˡᵒᵒᵏⁱⁿᵍ ᵘᵖ" ᵃⁿᵈ ᵗʰᵉ ᵒᵗʰᵉʳ ˢᵗᵒᵒᵈ ˢᵗⁱˡˡ ...

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.

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...

|| Sans x Papyrus Fanfic || Sans has been having the same dream over and over again. He only now realizes it's not just a dream or a nightmare- It's a memory. Now, he's...

. It's the year 20--, Monsters, Humans, and other fantasy creatures have lived with eachother for many many years, but there is quite a bit of discrimination. T...

• discontinued • One day an abused skeleton appears out of nowhere. He looked like he needed help... He looked like he needed...love...caring.... The tall skeleton notic...

Yes another fontcest I know. This is currently a work in progress so please be patient with me. Word average of about 1000 words per chapter

Here's a barrage of fontcest stories!