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1. Sexubou No Shima (an Undyne x Alphys smut fanfiction) by FyruHawk

   Fandoms: Undertale (Video Game), Call of Duty (Video Games)  

   • Explicit
   • No Archive Warnings Apply
   • F/F
   • Complete Work

   23 Sep 2019

   Tags

   • No Archive Warnings Apply
   • Alphys/Undyne (Undertale)
   • Alphys & Undyne (Undertale)
   • Undyne (Undertale)
   • Alphys (Undertale)
   • "Tank" Dempsey
   • Nikolai Belinski
   • Takeo Masaki
   • Edward Richtofen
   • Canon Gay Relationship
   • Gay
   • Gay Sex
   • Lesbian Sex
   • Lesbian Character
   • Canon Lesbian Relationship
   • Canon Lesbian Character
   • Alphys/Undyne-centric (Undertale)
   • Established Alphys/Undyne (Undertale)
   • Futanari
   • Semi-Public Sex
   • Impregnation
   • Breeding
   • Mating
   • Oral Sex
   • Vaginal Sex
   • Penis In Vagina Sex
   • Butts
   • Alphyne
   • Fluff
   • Smut
   • Fluff and Smut
   • slight humor at one point
   • Big Balls
   • big futa penises
   • big boobs
   • Big Butt
   • thicc vaginas
   • Vaginal Licking
   • Anal Sex
   • Anal Fingering
   • Porn with Feelings
   • Porn With Very Little Plot
   • My First Fanfic
   • Crossover
   • Time Travel
   • Unrealistic Sex
   • corpses (I mean it IS a cod zombies crossover)

   Summary

   It's Undyne's 30th birthday and Alphys takes her to a very interesting place to do more than just walk around and look at the laboratories and ancient ruins of this cursed swampy jungle island.

   Language:

   English

   Words:

   9,906

   Chapters:

   1/1

   Comments:

   6

   Kudos:

   19

   Bookmarks:

   3

   Hits:

   3,603