Gastersansxreader Stories

You were working with Alphys in the lab in Undertale when chaos strikes! In a freak accident, concentrated determination is mixed with an unnamed concoction and blow you...

------------------------- "Well would you prefer 'glasses' or 'human'?" He smirks. "..." You glare at the smoking skeleton. "Then Doc it is.&quo...

"That's how I ended up here." "Seems bad." "Oh no, it was hell."

(Cover Art is not mine.) You don't remember who you are, or who you used to be. You've woken up in an abandoned costume shop with amnesia, after the second human and mon...

Hey I'm Y/N and well I just escaped my insane abusive father. I packed my things and left. It was night when I left (same plot right?) and unfortunately I live in a not...

This story is based off of times in my life where I imagined G was with me! WARNING: I WILL ADD SEXUAL CONTENT, STRONG LANGUAGE, AND DESPRESSION Description: Y/N lived w...

On a dark, windy and rainy night in a bad part of Chicago, a skeleton named G, walked home from work. He doesn't normally walk home, preferring his motercycle, or even h...

"Listen hear, bucko. I don't want to take any punches on your skeleton face,but if you don't shut the hell up. I swear to lucifer! You are dead to me! So don't call...

They could suck your non-existent dick because you wouldn't care if they would kill you are not. It was a fun life anyway. You are the heiress to the 'Monster Eliminato...

(Y/N) is a young girl with a questionable past. What happens when she meets a smexy skeleton that knows how to fix her?

NOTE: THIS STORY IS DISCONTINUED [Drawing on Cover by: SmokyJack on Deviant Art.] You clumsily bumped into someone on your way home from work, apologising as their paper...

It's been 5 years since monsters have broken out from the underground. The moment they came, everything went to chaos. War broke out throughout the land and everything i...

You live in a small house just outside the town of Ebott from the mountain, you own a tea and coffee shop called black roses, In the town of Ebott. there was once said t...

You run away from your abusive alcoholic mother to find a safer home. Taking a rest in an Alleyway, someone finds you, and tries a humongous amount of times to flirt su...

You're (Y/N). Just a normal girl, with a normal life, at a normal high school.... Or so you thought, until you met a some of the most unusual people...

War. War can destroy everything, destroy relationships and tear friends and family apart. People die and kill others. War is a dark time. But even with as much as...

Your life hasn't been the best, Your parents don't really like you, and you're being bullied Way too much at school. Yeah, your life is hell. Until you meet Sans. I don...

Hi I'm y/n and 19 and I'm very shy and I have a crush on someone his name is gaster sans or g for short and I've been in the same grade and same class with him for years...

It's been a years since the barrier to the underground and the human realm was shattered by the human Frisk. But as time went on Frisk went missing. Humans did not take...

You worked for the newspaper, doing a simple editing job and a few other things here and there. Ever since monsters came out of the ground, though, rent has sky-rocketed...