Sansau Stories

A 20 year old woman/man fresh out of college. (Y/N) (L/N) works at home and mostly writes tons of books and novels that arranges from different genres that caught many...

Y/N's best friend Blueberry (also known as Underswap Sans) invited them to move into the shared/connected apartment next door. They could hang out all the time! It's an...

Where a self aware girl got teleported to the one and only undertale multiverse and met a few skeletons on the way and became friends or maybe perhaps more? or will they...

You are a human who is in high-school and your on a field trip with with your class to go see Mount Ebott...your teacher already had a hotel set up ready for the student...

Amalia Roux, a 10 year old girl who had abbusive parents obssed with fame, she die brutally in her own father's hands while her mother watch just because Amelia win seco...

Long ago, two races ruled the Earth: HUMANS and MONSTERS. One day, war broke out between the two races. After a long battle, the humans... wait no, the monsters were vic...

a golden soul so a exceptionally rare soul that provides great power but comes at a price most monsters thinks the golden soul is a myth but what happens when a monster...

A passive soul from our world is reborn as a Sans who has to take action, Ink. As willing as a soul who was forcefully reborn they take charge of their baby of a multiv...

Thanks for the votes and comments, love yous! ♡ The reader is the mother/mother figure to a specific Sans AU. This is not romantic nor is it a kink. Most of these onesho...

Formerly known as 'Becoming the Destroyer of the Multiverse?!' The book cover is mine. This lazy tired author got inspired by becoming a random character at Undertale. Y...

Dream was replaced by a new young Guardian. Well that's his cue for his retirement but... Oh well, not everyone let him retire and do whatever he wanted to do. Even af...

𝚆𝙷𝙰𝚃 𝚊 𝚟𝚒𝚕𝚕𝚊𝚒𝚗 𝚝𝚞𝚛𝚗𝚒𝚗𝚐 𝚒𝚗𝚝𝚘 𝚊 𝚑𝚎𝚛𝚘. 𝚗𝚎𝚟𝚎𝚛 𝚋𝚎𝚎𝚗 𝚑𝚎𝚊𝚛𝚍 𝚋𝚎𝚏𝚘𝚛𝚎. 𝚆𝚎𝚕𝚕 𝚝𝚑𝚊𝚝 𝚒𝚜 𝚠𝚑𝚊𝚝𝚜 𝚐𝚘𝚒𝚗𝚐 𝚝𝚘 𝚑𝚊𝚙𝚙𝚎...

An Au where each person's spirit animal matches with their soul mate's. A Chemical can help determine who's spirit animal is who's. But when an experiment goes wrong, th...

TW: Swearing and slight gore Y/N reincarnates in the anti-void as a Voice... Will he befriend error or will they make them hate their guts? And will they meet other peop...

⪼Beaten up and betrayed, {Name} dies an unfair death because of their best friend. Having their life and their brothers whisked away in a flash. ≫They find that they inh...

An Undertale fan gets reincarnated into the Alphatale Multiverse. Will they use the knowledge gathered from their first life to their advantage? Or will they perish, fig...

Want to talk about falling into the wrong place at the wrong time? Y/N definitely scored big time on that one. One moment she's falling, the next she finds herself trapp...

'Dream' the guardian of hopes and dreams has finally given up, so he tries to erase his existence by jumping in the void.. But when he got there, he saw someone else g...

(On Hiatus for the time being as it's being rewritten, somewhat) A random teenager dies, and no they don't get hit by the Isekai truck unfortunately. The 'driver' could...

Not mine it's just too difficult trying to find it every time There is no part 2 don't blame me Original Autor @Manuru_15 Only publishing on weekends Also, episode 21...