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1. Changing by Spearthion

   Fandoms: Project Hail Mary (2026), Iron Lung (2026)  

   • Mature
   • Graphic Depictions Of Violence
   • M/M
   • Work in Progress

   05 Jun 2026

   Tags

   • Graphic Depictions Of Violence
   • The Convict | Simon (Iron Lung)/Ryland Grace
   • Ryland Grace
   • The Convict | Simon (Iron Lung)
   • Rocky (Project Hail Mary)
   • Adrian (Project Hail Mary)
   • Mutated The Convict | Simon (Iron Lung)
   • Mutated Ryland Grace
   • Religious Guilt
   • Past Trauma
   • Angst
   • Distrust
   • strangers to enemies to friends to lovers
   • slowburn
   • Graphic Description
   • Semi-Eridian Grace
   • Semi-Blood Eel Simon
   • Ryland Grace and Rocky are Platonic Soulmates
   • Trans The Convict | Simon (Iron Lung)

   Summary

   [Change]
   Definition: To Become Different
   Synonym: Adapt, Modify, Convert

    

   In the vastness of space, two humans met in a particular situation that shouldn't be possible. Can a mutated man found companionship with another man who unknowingly is slowly mutating too? The two's lives will inevitable change.

    

   TLDR: Semi-Sea monster Simon x Semi-Space gem Grace slow burn

   Language:

   English

   Words:

   17,318

   Chapters:

   8/?

   Comments:

   23

   Kudos:

   195

   Bookmarks:

   44

   Hits:

   2,611