Underfellpapyrus Stories

[Completed] [[Lemon and Swear Warning]] [2019 Jan Note: This book dates back to 2017, where my grammar and spelling checks weren't efficient due to me being lazy. So I a...

Moved from AO3 because of reasons! "You are the only maid (or worker in general) that serves for the Skeletal Household. It's a skele-ton of work, but you manage by...

An au sanses x MONSTER reader x au papyruses? Papyri? A fanfiction, it is not self-indulgent. So if your just lookin for some fanfiction to put yourself in, here it is...

(ᴠᴀʀɪᴏᴜs sᴀɴs ᴀɴᴅ ᴘᴀᴘʏʀᴜs ᴀᴜs x ʀᴇᴀᴅᴇʀ) ||ᴀɴᴅ ᴛʜᴇɴ ɪ ɢᴏ ᴀɴᴅ sᴘᴏɪʟ ɪᴛ ᴀʟʟ ʙʏ sᴀʏɪɴɢ sᴏᴍᴇᴛʜɪɴɢ sᴛᴜᴘɪᴅ ʟɪᴋᴇ "ɪ ʟᴏᴠᴇ ʏᴏᴜ."|| Life was merciful enough to grace you...

A girl who has never seen the world outside of the lab sees it for the first time only to fall down into the underground. What will she find down there?

The beginning parts are going to be like the game (Sorry if its to long!) . But then the real story begins! I hope you guys like it! You're path is NOT Genocide! ⚠️ WAR...

This is a medieval AU, where Classic is a prince of a kingdom, while Red is a thief/bandit in the Kingdom Classic isn't happy with his life, all the formalities and etiq...

[2nd book] ((COMPLETED)) {Undertale AU - Underfell} [WARNING:ENDING AND PLOT IS VERY CRINGEY] "Long ago, two races ruled the earth, the Humans and the Monsters...

A young human runs out of the ruins desperate to get to safety. She runs into the Skeleton brothers Sans and Papyrus. Before she can know what's happening her world is c...

A new AU got created! Or not? A new Sans that has got a soul, 2 HP, and got some adventures on his path trough.... This! His ways trough pain, changes to friendship, and...

Since there is no or any "bonely hearts club x female reader" I will be the first one to do it... so I hope you enjoy this book.

hello hello ✨ this book is about sans aus that do age regression/little space, also omorashi (non sexual for all). I do not own any of these characters except my own so...

The legend says that love happens in an instant, and the binds between souls is stronger than anything. But what if your soulmate, wasn't who they should be? What if you...

In the Underground of where it's kill or be killed, there lies Snowdin in all it's glory, with it being cold, cold-hearted, and cold-blooded. A fallen human ventures thr...

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 woul...

Papyrus was never one to really care for anyone, but there are times when his armor isn't so tough. Especially when it came to his brother Sans. (Art not mine)

{Sequel to: 'Can I take you to dinner?} "Miss me, sweets?" ....... "I... I uh, know this is going to sound terrible but- do I know you?" - A century...

Underfell Sans runs away and somehow winds up in an alternate universe where nothing is the same as before. Meanwhile, Papyrus tries to figure out what happened to Sans...

Sans and Papyrus both have their own separate reputations in Snowdin,however,it is well known that Sans is "weaker" than Papyrus.Although Papyrus has practical...

What happens when a human falls into the underground and she is skilled in manipulation? What will she do? Is she friend or foe? Will she free everyone? or only herself...