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1. Instinct of a founder by Jazzzminnn

   Fandoms: Diabolik Lovers (Visual Novels)  

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

   20 May 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Tsukinami Carla & Tsukinami Shin
   • Tsukinami Carla/Tsukinami Shin
   • Tsukinami Shin
   • Tsukinami Carla
   • Brother/Brother Incest
   • Dubious Consent
   • Vampires
   • Sadism
   • Masochism

   Summary

   Shin goes into heat as a result of recklessly overusing his animal forms to scare people, and his brother Carla must help him calm down.

   Language:

   English

   Words:

   3,335

   Chapters:

   1/1

   Hits:

   73