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1. Auld Lang Syne by Beewritesstuff (Mimispace)

   Fandoms: Undertale (Video Game)  

   • Explicit
   • Creator Chose Not To Use Archive Warnings
   • F/M
   • Complete Work

   31 Dec 2025

   Tags

   • Creator Chose Not To Use Archive Warnings
   • W. D. Gaster/Reader
   • W. D. Gaster
   • Fluff and Smut
   • Fluff and Humor
   • Older Man/Younger Woman
   • Christmas Party
   • New Years
   • Gratuitous Smut
   • Reader and Gaster meetcute and followup meetcute
   • Reader WANTS HIM
   • Tooth-Rotting Fluff
   • Undertale Monsters on the Surface
   • Scientist W. D. Gaster
   • Big Brother W. D. Gaster
   • Slight mentions of agoraphobia
   • The man grew up stuffed under a mountain what do ya expect?
   • Female Reader-Insert
   • No Use of Y/N for Reader-Insert

   Summary

   You met him once in passing, and maybe got a bit of a crush. Him, the famed Monster scientist, a handsome and charming older gentleman.

   Now, the two of you run into each other again at an impromptu New Years party...whatever could happen next?

   Language:

   English

   Words:

   10,594

   Chapters:

   1/1

   Comments:

   7

   Kudos:

   16

   Bookmarks:

   3

   Hits:

   77