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1. Bittybonding by Psych0tiktuna

   Fandoms: Undertale (Video Game)  

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

   17 May 2023

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Cross/Nightmare
   • Crossmare
   • Nightmare/Cross
   • Nightmare!Sans/Cross!Sans
   • Nightmare!sans
   • Cross!Sans
   • Reader
   • Reader Insert
   • Smut
   • Top Cross
   • bottommare
   • Crossmare - Freeform
   • Alternate Universe - Bittybones (Undertale)
   • soul bonding
   • Ecto-bodies
   • Nightmare has purple magic
   • Reader is briefly there
   • Female!Reader - Freeform
   • Possessive!Cross
   • Cause Im Obsessed With It.

   Summary

   Crossmare smut but BITTIES this time.

   Im obsessed.

   Series

   • Part 2 of 《Crossmare Haven》

   Language:

   English

   Words:

   4,926

   Chapters:

   1/1

   Comments:

   6

   Kudos:

   84

   Bookmarks:

   17

   Hits:

   3,573