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1. Lightning Hit! by emmies4u

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

   • Explicit
   • Underage Sex
   • F/M
   • Work in Progress

   30 Aug 2026

   Tags

   • Underage Sex
   • Agatsuma Zenitsu/Reader
   • Agatsuma Zenitsu
   • Hashibira Inosuke
   • Kamado Tanjirou
   • Romance
   • clingy zenitsu
   • Agatsuma Zenitsu is a Mess
   • Sad Agatsuma Zenitsu

   Summary

   You and Zenitsu meet at a Wisteria Crest house, and as soon as he processes you’re a girl, he’s at your feet begging for you to marry him! You promise that once he heals and gets better at fighting you will. So what happens when he takes your promise to heart?

   Language:

   English

   Words:

   7,402

   Chapters:

   6/?

   Kudos:

   12

   Bookmarks:

   2

   Hits:

   189