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1. Running on Impulse by Noble_Nook

   Fandoms: Sonic the Hedgehog - All Media Types  

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

   09 Jun 2025

   Tags

   • No Archive Warnings Apply
   • Sonic the Hedgehog/Surge the Tenrec
   • Sonic the Hedgehog
   • Surge the Tenrec
   • Rough Sex
   • Rough Oral Sex
   • Vaginal Sex
   • Anal Sex
   • Creampie
   • Biting
   • Hate Sex

   Summary

   When Freedom HQ sends the rivals on assignment amid Surge's claims of turning over a new leaf, Sonic instead finds his patience tested by the not-so repentant Tenrec, herself seemingly determined to get under his skin - but what happens when Surge succeeds at her own mission, and the Hedgehog finally snaps?

   Fireworks, among other messes.

   Language:

   English

   Words:

   19,763

   Chapters:

   1/1

   Comments:

   11

   Kudos:

   91

   Bookmarks:

   18

   Hits:

   4,710