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1. know nothing else by carniferous

   Fandoms: Harry Potter - J. K. Rowling  

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

   07 Apr 2026

   Tags

   • No Archive Warnings Apply
   • Regulus Black/James Potter
   • Regulus Black
   • James Potter
   • Sirius Black
   • Alpha/Beta/Omega Dynamics
   • Alternate Universe - Muggle
   • Top James Potter
   • Bottom Regulus Black
   • Explicit Sexual Content
   • Smut
   • Mating Cycles/In Heat
   • First Time
   • Dubious Consent
   • because james has problems
   • Blow Jobs
   • Riding
   • Childhood Memories
   • Love Confessions
   • Multiple Orgasms
   • all in all the sex is pretty normal
   • james is kind of sex pest in this one though
   • but hes so cutiepie
   • Scenting
   • i make you sit through 8k of build up before the sex my bad

   Summary

   Regulus wasn’t a child. Even then, he knew what it was, James’s scent, and he knew when it began. He knew what it said about him that he couldn’t stop searching for it, even while it pitched his stomach.

   Regulus goes into heat. James has spent a long time waiting.

   Language:

   English

   Words:

   13,987

   Chapters:

   1/1

   Comments:

   21

   Kudos:

   329

   Bookmarks:

   54

   Hits:

   4,294