Nightmaretale Stories

A book where Every Sans Likes UT! Sans I don't know If I should write Smuts...But ehh I could give it a try...

Ever since you were young you would go to the tree that held the black and gold apples. You would never get close enough to touch it and neither would your friends. Afte...

drem and nighty have a good time to themselves but this will not be continued.

When Undertale Sans, Gaster, and Alphys discover a way to interact with the other Alternate Universes, they had no idea just what they were walking into. It started with...

I'm just sticking around with mah OC

Y/N was a young girl when she came across the tree others feared so much. She only came here to get away from a abusive mom... After a while she kept coming to the tree...

this ones gonna be.... CROSSMARE!!!

Villain Sanses x reader story inspired by Phantom of the Opera A free Castle? Sign me up. (y/n) is offered a new home in a castle belonging to an old friend of hers but...

nightmare up to a bit of trouble might be a fanfic or a reader x kinda thing

it's inks first day at highschool and he meets nightmare at the school gates he meets dream blue and error when ink gose to his first class the girls sarted to like him...

(Y/n): Your name •===========================================• "Interesting. . . , I'll see you soon (Y/n)," •===========================================• Beca...

This is about the Alternate Universes of Undertale, about a new monster. A Human-Monster Hybrid, she was an experiment of W.D Gaster. Gaster wanted to see if it was poss...

【sans aus x fem!reader】 ➷None of the au's belong to me, they belong to their respective owners. Y/N belongs to you. 𝐓𝐇𝐈𝐒 𝐁𝐎𝐎𝐊 𝐈𝐒 𝐎𝐍 𝐇𝐃 𝐅𝐎𝐑 𝐍𝐎𝐖 𝐋𝐎�...

The title says it all. (This is mostly Sans so-)

I do not own any of these au or character, and this is my head canons and my own style of the story with my own ideas for the character my english is bad so bear with me...

Let's be honest. The chance of meeting someone from another dimension is a humongously slim chance. Meeting nine in a battle when you just wanted to go to school was imp...