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1. The day he never forgets by ThisOneSock

   Fandoms: Transformers: Prime, Transformers - All Media Types  

   • Mature
   • Creator Chose Not To Use Archive Warnings
   • Gen
   • Complete Work

   28 Jan 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Orion Pax/OC
   • Orion Pax
   • Optimus Prime
   • OC - Character
   • Original Female Character(s)
   • Original Characters
   • Heavy Angst
   • Angst and Tragedy
   • Family Loss
   • Character Death
   • Grief/Mourning
   • Sibling Love
   • Orion doesnt have a good time
   • Sad Ending
   • read the tags
   • Other Additional Tags to Be Added
   • Crime Scenes

   Summary

   Orion once had a sister. She was the brightest star in his life.

   Language:

   English

   Words:

   4,239

   Chapters:

   1/1

   Comments:

   1

   Kudos:

   5

   Bookmarks:

   1

   Hits:

   34