Undertalexreader Stories

(Sans × Gender-Neutral! Parent! Reader || Slow Burn) Moving from a backwater town to a city bustling with human and monsterfolk alike, some things begin to change both f...

A mysterious girl, in a mysterious basement, beaten and hungry. Will her persuasive eyes persuade Ciel Phantomhive into helping her? Y/N of the Amethyst while also bein...

You wake up in a strange dark room when a long silver haired male in black approaches you.

The Mc(Main character) Dies and was given a chance to live in another world, only to find out that they were no longer a human, but a skeleton, inside a crib? {Slow Upda...

What if Ciel didn't made a deal with one demon, but instead he made a deal with two demons? Expect this one demon is special...meet (Y/n) (L/n), a special demon who is a...

A world ruled by judgement, mafias, and violence. Y/N wants nothing more than a simple life, even though she was born as the daughter of a higher class. She has a secret...

(AU)Sanses×Reader! So many choices so little time!! Request are Open! I'm not the best writer so don't judge to much 'kay? Haha. How i write them is how i see that sans...

(Y/N) is a 17 year-old human who fell from the surface. She has been living with the Skelebros, and soon fell in love with a certain tall skeleton, but does he feel the...

"I'm addicted to you, there's no other way to put it. I love you too much." Taking Requests!

Being poor and nowhere to go would anyone blame me to live at an undertaker? I mean what could go wrong at such a place? This Story is from my old account taztaz92

Upon reaching the surface Papyrus meets (y/n) a powerful demon and prince. Sans is weary of (y/n) thinking he might be trouble. Papyrus struggling with accepting his sex...

"૮₍ 𖥔 ྀི𝗥𝗲𝗮𝗱𝗲𝗿.𝗜𝗻𝘀𝗲𝗿𝘁 𖥔 ₎ა **𝑹𝑨𝑪𝑰𝑵𝑮 𝑰𝑵𝑻𝑶 𝑻𝑯𝑬 𝑵𝑰𝑮𝑯𝑻 - 𝐲𝐨𝐚𝐬𝐨𝐛𝐢 **✴ ـﮩ٨ـﮩﮩ٨ـﮩ٨ـﮩﮩ٨ـﮩ٨ـ...

One-shots about the superstar robot and you, the reader. There will be fluff (mostly), some steamy ones, and possibly more. I hope you enjoy reading these! #1 number in...

[Frisk's Parent Reader | Slow Burn] The dichotomy between black and white is your constant when it's time for you to meet the whole new civilization Frisk brought along...

A series of semi-realistic scenarios including a handful of Undertale characters. In otherwords, stick around. ... Please.

Everyone craves the light. It's what keeps them going. people will do anything they can to keep their light shining, but what will they do if the light extinguish and wh...

| Last Updated/Edited: 3/19/19 | | Last Chapter Posted: 2 years ago | | Reason: Work and health issues | - After decades of being sealed underground, monsters have retur...

'When I was 13, I killed someone. By accident of course... It was the day I found out I possessed some type of power.' You kept it to yourself for years until one...

[2nd book] A Yandere Underfell Mettaton x reader story After Y/n falls down, they meet someone to help them throughout their way back home. Somehow they become very good...

Most of them are Sans and Papyrus (no surprise) I hope you enjoy!