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1. Your Best-kept Secret and Your Biggest Mistake by 69NBGOD

   Fandoms: 文豪ストレイドッグス | Bungou Stray Dogs  

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

   19 Aug 2025

   Tags

   • No Archive Warnings Apply
   • Dazai Osamu/Nikolai Gogol (Bungou Stray Dogs)
   • Dazai Osamu (Bungou Stray Dogs)
   • Nikolai Gogol (Bungou Stray Dogs)
   • Sigma (Bungou Stray Dogs)
   • Smut
   • Character Study
   • Enemies to Lovers
   • Dom/sub Play
   • Bottom Dazai Osamu (Bungou Stray Dogs)
   • Top Nikolai Gogol (Bungou Stray Dogs)
   • Nikolai is Dazai's new dog??
   • Consensual Sex
   • but its a lil toxic
   • Oral Sex
   • Anal Sex
   • Anal Fingering
   • Rough Sex
   • Eye Contact
   • Hair-pulling
   • Implied Sexual Repression
   • implied internalized homophobia
   • implied religious guilt
   • Scars
   • Praise
   • Teasing
   • Porn with Feelings
   • Creampie
   • Biting
   • Begging
   • Dry Humping
   • Risk of being caught
   • Dazai whimpering
   • In-Character cuddling
   • Nikozai
   • ADA Sigma mentioned
   • they were roommates
   • Nikolai catches feelings bad
   • Dazai Osamu is Bad at Feelings (Bungou Stray Dogs)

   Summary

   Nikozai smut that's equal parts character study and filth.
   Sigma has joined the ADA, but Nikolai is cozying up to Dazai in a different way.
   Dazai is happy to keep him on a short leash, begging for more.

   Set after the ending of the Meursault arc (post-season 5).

   Series

   • Part 1 of Nikozai AU

   Language:

   English

   Words:

   9,184

   Chapters:

   1/1

   Comments:

   15

   Kudos:

   100

   Bookmarks:

   11

   Hits:

   1,543