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1. To Better Make Your Acquaintance by CaptainSwank

   Fandoms: Warhammer 40.000, Warhammer 40k (Novels) - Various Authors  

   • Explicit
   • Creator Chose Not To Use Archive Warnings
   • M/M
   • Complete Work

   20 Apr 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Horus Lupercal/Sanguinius
   • Horus Lupercal
   • Sanguinius (Warhammer 40.000)
   • First Time
   • Consent Issues
   • Incest
   • Coming Inside Someone

   Summary

   Horus and Sanguinius have their first time together.

   Language:

   English

   Words:

   1,997

   Chapters:

   1/1

   Comments:

   9

   Kudos:

   43

   Bookmarks:

   5

   Hits:

   508