Underfellsans Stories

"How rude, not even gonna ask for a name??" He teased. "Why are you here?" You glowered, raising the whisk. The skeleton scoffed: "Well, glad yo...

[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...

When Frisk falls into the Underground, she is horrified to discover the world of monsters is every bit as evil and broken as she had been told her entire life. But when...

(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...

[Disclaimer that this book is very old nd poorly written, please keep that in mind!] You were shy. You were small. You were picked on. You were told you weren't tall eno...

Mainly what the title says. Lots of Sans, ton of SANS, Undertale sans, undefell sans, ALL THE SANS. BUT WITH A CHUBBY READER. WHHHAAAAT I KNOOOOW. READ FOR THE FLUFF...

"Can someone please just tell me.... Why him.....?" Confidence. That emotion has been coming to you a lot ever since you had met him... But Why him...?

All the world, just hated kind people... they threated them as nothing and put them aside. That even happened in the underworld... They saw them as a sickness, what they...

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...

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.

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...

y/n y/l/n is one of the people who has access to the magic in their SOUL. so she's working where everyone with magic that wants a legal job works, plus it pays real good...

Ink finds a mysterious board game and decides that he should invite the AUs' Sanses to play the game. Well Ink is an idiot. Disclaimer I own no character unless I specif...

Sans, or Red as he prefers, is the lowest of the low in Ebott City. He does odd jobs around the city for quick cash, that is until he meets Papyrus. Papyrus is lonely an...

(Maybe he loved me when he took me by the hand, and tried to understand. ) "Don't leave me! Don't be the seventh maid in the row!" He tried to understand me. ...

Warning this contains suicidal thoughts. If you're sensitive to that sorta stuff I don't recommend reading this.

The multiverse rests in his hands, all depending, hoping, that he gets better. Demanding under the tones of kindness and good luck wishes. He needs to get better, he doe...

Y/N is a half Demon Half Human, who lives with her friend Amy. They moved to a little town recently where Amy has loads of friends, which is the reason both of u moved...

The king of hell (fell sans) saw a new monster in the after life, an angel (classic sans). Though he was in hell he still wants someone to love. So how does he make clas...

HIGHEST RANK: #41 in Random juѕt чσur dαílч hαppєníngѕ wíth ѕαnѕ αnd híѕ díffєrєnt "hím(ѕ)"! (this book is full of Sanscest, trust me) EVENT: [n/a] Book C...