So... what would happen here?

Spoilers! If you have not seen both pacifist and genocide routes of Undertale, get out! You have been warned! Sans finds a baby on the streets. The monsters of Undertale decide to adopt them. What can possibly go wrong? More than they thought. Undertale, images, music, and all that stuff does not belong to me. All credit to them!

"Like Underfell, but a different AU."

I dont even know what i'm doing. I just love sans and stuff...... fuck my life what even is this Its a "love" story (ew) including frozen spagetti and bad puns i guess and flowers..... maybe idk

NOW WITH UNDERFELL GASTER!

Let's get this over with... HIGHEST RANKING: #35 in Fanfiction June, 23, 2017 ALL IMAGES USED ARE NOT MINE! Cover was made by Bunnymuse on her Tumbler (I think). Bunnymuse Tumbler: bun_bunmuse (?)

Oooooh~ I've never done a oneshot book before. Why not do one for one of my favorite games? Things will get pretty punny sometimes. Readerxcharacter and characterxcharacter! Request closed!

The reader is a patient at a mental hospital who loves fire and just can't stop burning objects, animals, people and even yourself. You just can't stop as your mind is dying, losing your sanity. You were abandoned when you are just a baby. While no one came to visit you made you alone. Unable to control nor feel properly as a human being. Fire is the only thing you seem to ever considered as a friend in the situation you're in. Until you met the fire monster things have change completely.

(I DO NOT WRITE ABOUT UNDERTALE ANYMORE SO PLEASE DON'T REQUEST ON MY CHAPTERS) (AND FOR THE LOVE OF GOD STOP COMMENTING ABOUT MY GRAMMAR, I AM SWEDISH AND I HAD A HARD TIME LEARNING THE ENGLISH GRAMMAR. I'M MUCH BETTER AT ENGLISH NOW) This is my oneshots of UnderTale. It invloes AU'S to! Background picture by Casper-Cat on Tumblr, editing by me, and editing program is called covercreator.net. Mostly X reader

(?): I don't like people, really I don't. Why do I have to be with him? Welcome to the life of you, the reader, who is a shut in met someone or something who always somehow pops up where this person went. (?): That thing is not normal, it is not human at all. No, it's not, but it's a monster who is someone. But would this change your lifestyle or just you staying where you are now? (?): ....