Underlust Stories

Your boyfriend was just caught cheating on you. You got mad at him for buying a prostitute and fucking her, so he threw you out. To compensate with this loss of the guy...

All the monsters have been released from the underground but what happens when creatures full of lust meet some smexy humans Note: was originally inspired by written lo...

Yandere Horror x Lust :3 Slow Updates Cursing Perhaps Lemon?🤔 probably not though 1st in #horrorxlust on 10/6/23 2nd in #lustsans on 2/21/23 OMG- THANK YOU GUYS SM...

It's been a while since Horror's world could be considered even remotely kind. But a newcomer drops in, and reminds him that there's still sweetness to be found in life...

Sans AU's X Reader X Papyrus AU's (Girls only!) (FASTER UPDATES ARE ON QUOTEV!) (#ShoeTheTape) You were a quiet, anti-social girl with a big house you've got from your...

Want to be in a one-shot with the sans of your choice? Well you came to the right place!!! Just comment down below in one of the one-shots!!! Enjoy!!!!

This is a Lust x Dream book if you don't like it, then don't read it.

trigger warnings will be placed at the beginning of each chapter! this story will contain mature content, be warned before reading.

Yes, here it is the fifth book! I went ahead and decided to make the fifth one now, new book, new ideas! Anyway, request are open, but give me some time to catch up wit...

After All AU's of Frisk's death, all of the sans have been depressed losing their love/friend of their live. Until.........(Y/N) fell to the underground. As all of the s...

WARNING! (This story contains 18+ graphic parts(lemon in other words)and Self harm please don't read if your not allowed to or if you don't like any of this) Thank you (...

One moment I, a shut-in human female, was sleeping in my bed, the next I wake up in agonizing pain. Just when I thought the pain would end I was flooded with more, makin...

Monsters and humans come together. After frisk the human with the power of DETERMINATION frees the monsters from the underground. But what happens when certain humans co...

Yes , a sequel. I can't just leave everybody hanging when my oneshots were actually getting a fairly awesome amount of reads! Plus, I have even MORE ideas! I can't wait...

WARNING! There is sex in this story and is very graphic. Not for anyone under 18! This story contains abuse, rape, gangbang, and not so light topics. Read at your own ri...

Dream had spent most of his time being pushed around by Ink and was expected to be the solution to everyone's emotional problems. The only thing he did for himself was t...

Lust has been called names and cast out all his life for the way he is, then he meets (y/n), the only human that's been kind to him.

I just thought this would be funny to write. its where reaper sans gets traped in underlust for a week. This is going to have language and almost sex scenes. So if you a...

The title says it all. Warning: This contains vore! If you don't like vore and start to complain, I will make you regret ever trying to complain about MY book. There are...

Sup my Brotato chips! Dis story is about horrorlust and it has SIN in it. Hope ya enjoy, My Brotato Chips