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1. Iron Blood, Spider Silk by F3RL

   Fandoms: Marvel Cinematic Universe  

   • Mature
   • Graphic Depictions Of Violence, Major Character Death, No Archive Warnings Apply, Underage Sex
   • F/M
   • Work in Progress

   10 Apr 2026

   Tags

   • Graphic Depictions Of Violence
   • Major Character Death
   • No Archive Warnings Apply
   • Underage Sex
   • Tony Stark
   • Peter Parker
   • Happy Hogan
   • Pepper Potts
   • Mary Jane Watson
   • Gwen Stacy | Spider-Gwen
   • Tony Stark Acting as Peter Parker's Parental Figure
   • Precious Peter Parker
   • Peter Parker is Tony Stark's Biological Child
   • Pepper Potts Acting as Peter Parker's Parental Figure
   • Hurt Peter Parker
   • Protective Tony Stark
   • Parent Tony Stark
   • Identity Reveal
   • Peter Parker's Field Trip to Stark Industries
   • Peter Parker has PTSD
   • Peter Parker Has Panic Attacks

   Summary

   Tony Stark's mentorship of Peter Parker takes an unexpected turn when rumors begin circulating that the teenager might be his biological son. The speculation proves true—Peter carries Stark DNA. As father and son struggle to process this revelation, Tony must shield Peter from those who would exploit their connection, while Peter balances his new identity as the Stark heir with his responsibilities as Spider-Man.

   Language:

   English

   Words:

   17,442

   Chapters:

   3/99

   Comments:

   31

   Kudos:

   140

   Bookmarks:

   30

   Hits:

   1,914