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• Not All Elements Fit on the Periodic Table by Cyber_Cats

  Fandoms: Sonic the Hedgehog - All Media Types, Sonic the Hedgehog (Archie Comics), Sonic the Hedgehog: The Animated Series  

  • Teen And Up Audiences
  • Creator Chose Not To Use Archive Warnings
  • F/M
  • Work in Progress

  12 Aug 2026

  Tags

  • Creator Chose Not To Use Archive Warnings
  • Sally Acorn/Sonic the Hedgehog
  • Antoine D'Coolette/Bunnie Rabbot
  • Miles "Tails" Prower & Sonic the Hedgehog
  • Scourge the Hedgehog & Sonic the Hedgehog
  • Julie-Su/Knuckles the Echidna
  • Sally Acorn & Sonic the Hedgehog
  • Sonic the Hedgehog
  • Miles "Tails" Prower
  • Sally Acorn
  • Scourge the Hedgehog
  • Charles "Chuck" Hedgehog
  • Bunnie Rabbot
  • Nicole the Holo-Lynx
  • Antoine D'Coolette
  • Knuckles the Echidna
  • Mina Mongoose
  • Maximillian Acorn
  • Rotor Walrus
  • Hurt/Comfort
  • Emotional Hurt/Comfort
  • Canon Compliant
  • Canon-Typical Violence
  • Light Angst
  • Found Family
  • Not Beta Read
  • Established Relationship
  • Miles "Tails" Prower Has a Mint Addiction
  • Conflict Resolution
  • Fix-It of Sorts
  • Missing Scene
  • Humor
  • Attempt at Humor
  • Celebrations
  • Friendship
  • Anniversary
  • Roboticization (Sonic the Hedgehog)
  • Comic: Sonic & Knuckles: Mecha Madness Special (Sonic Archie Comics)
  • Bittersweet
  • Flowers
  • Symbolism
  • Trauma Recovery
  • Loss of Control
  • Sonic the Hedgehog Needs a Hug
  • Miles "Tails" Prower and Sonic the Hedgehog are Siblings
  • Romantic Fluff
  • Slapping
  • Trauma
  • Rivalry
  • Sonic the Hedgehog is Bad at Feelings
  • Smart Knuckles the Echidna
  • Canon Rewrite
  • Fluff
  • Sonally Week (Sonic the Hedgehog)

  Summary

  Heating and cooling— both processes cause elements to change their state of matter. Regardless of the fluctuating climate of their lives, Sonic and Sally stick together. (Even if it sometimes really does seem like the world could split apart.)

  Written for Sonally Week 2026!

  Language:

  English

  Words:

  4,278

  Chapters:

  1/8

  Comments:

  3

  Kudos:

  6

  Bookmarks:

  1

  Hits:

  102