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1. Hidden Omega by adoord

   Fandoms: 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Anime)  

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

   18 Feb 2025

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Shinazugawa Genya/Shinazugawa Sanemi
   • Shinazugawa Genya
   • Shinazugawa Sanemi
   • Kamado Tanjirou
   • Himejima Gyoumei
   • Kanzaki Aoi (Kimetsu no Yaiba)
   • Kochou Shinobu
   • Takada Naho
   • Terauchi Kiyo
   • Nakahara Sumi
   • alternative universe
   • Omegaverse
   • Alpha Shinazugawa Sanemi
   • Omega Shinazugawa Genya
   • Alpha Hashibira Inosuke
   • Omega Kamado Tanjirou
   • Top Shinazugawa Sanemi
   • Bottom Shinazugawa Genya
   • Incest
   • Sibling Incest

   Summary

   Omegas were forbidden in the demon slayer corps. However, Genya was willing to anything to be with his brother, even if it implies hiding his second gender.

   However he never expected to get in heat during his brother's training, much less what happened after between them.

   Series

   • Part 3 of SaneGen One-Shots💚💜🍃🔫

   Language:

   English

   Words:

   2,975

   Chapters:

   1/1

   Comments:

   6

   Kudos:

   124

   Bookmarks:

   12

   Hits:

   3,191