Sans (AU) x Depressed/Abused! Reader One-shots

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A Knocking at the Door

(Underfell AU) Sans, badly beaten by his brother, goes to his friend from the ruins for help. But with his injuries and his dissaperaence from Snowdin, what is to come on both sides of the door?

Savior Of My World (Underfell Sans X Reader)

What happens when a young girl falls into an unknown, cruel world full of monsters and trials to test her abilities. Who would've known one specific monster would end up falling for her?

~Surface~ [Sequel to "Why do you care"] Human! Underfell Sans x Reader

Fell was back.. And human?! People on the surface seemed to have lots of different opinions about monsters, and the girl who freed them. Is living a normal life even possible at this rate? [Cover art isn't mine]

Life Above With My Love (Underfell Sans x Reader)

This is the sequel to 'An Old Friend'

Power to Heal (Underfell!Sans X Reader)

You wanted to help but it was too late... So, you left. Tears filled your eyes as you thought of the one person that needed you the most... They were gone and it's your fault. You ran and ran trying to escape reality. You thought if you could run far enough or fast enough that you wouldn't have just lost everything...

~Why do you care~ [Underfell Sans X Reader] [•COMPLETED•]

Warning: possible swearing, inappropriate humour, perhaps lemons? Idk. Just stop being a goody two shoes and enjoy the book, kid

A Step Outside the Door

The sequel to A Knocking at the Door! Like the actual one this time! If you haven't read A Knocking at the Door yet, I would really advise you to read it now... You would be really confused otherwise! After the skeleton brothers and Toriel have lived in the closest thing to harmony they can manage, their world is a...

An Old Friend ' Underfell Sans x Reader '

You and Sans had been friends since you were little, when the monsters had to leave, you were really upset that your only friend, Red as you called him, had to leave. Will he remember you after 7 years of being in the underground? Or will he just forget about you? To find out, read 'An Old Friend' Underfell Sans x Rea...

UnderFell Sans X Reader

Well yea this is an shipping and yes alot of Lemon cause well Underfell Sans is rough ehehe i know in werid well my first time doing this so if i do make a mistake well comment and help me make it better This can be for guys and Girls i really dont care i know you all think it wrong but meh really dont care if you tal...

UF!Sans X Reader (Finished)

Unlike other stories, monsters and humans have already joined. Nothing was ever easy for you AT ALL. Your mom died when you were 6, and ever since then, your dad was.... different. Your a 17 year old girl, and you ran away when you were 15. You decided you couldn't take the pain. Hope you enjoy my story, and sorry if...

Rescue (UnderFell!Sans X Reader Fanfiction)

It was supposed to be a search and rescue with your two closest friends. With your 'brother' Frisk missing now two days and that foster home giving less than a damn, it was up to you and your best friends to follow his one clue. But what happens when one little clue leads to a situation larger than life? Will you surv...

Underfell Sans x Reader x Undertale Sans

You were never really the type to be social, mostly because of the bad puns you make and how angered you can get from time to time. But then, something really weird happened and you had literally NO CLUE what or where you where...but one thing is for sure, you where not in a good environment...

(Underfell sans x reader (female)) UNDERCOVER

You're a human that has fallen into Mt. Ebott on the year where all humans dress as monsters...Halloween. So how will the monsters know if you're a human or not?

Broken Souls

Nothing ever goes my way.....Why can't I do anything right?! I just wanted to have a normal life like everyone else.....Maybe it's better that I do disappear Underfell sans x reader

Not All Monsters are Bad (UF! Sans x Experimented! Reader)

You've been experimented by your own brother to see what could happen if he tried a monster DNA in a human, No one wants to get experimented by him so you decided you'll be his test subject but it went terribly wrong......