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1. ᴊᴇᴀɴ ᴏɴ ʜɪꜱ ʙɪʀᴛʜᴅᴀʏ by Sadethemother

   Fandoms: Shingeki no Kyojin | Attack on Titan  

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

   24 Jun 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Jean Kirstein/Reader
   • Jean Kirstein
   • Reader
   • Birthday
   • Birthday Fluff
   • Birthday Sex Implied
   • Drabble
   • Drabble Collection
   • Double Drabble
   • Drabble Sequence
   • POV Jean Kirstein
   • happy birthday jean kirstein
   • Jean Kirstein Has a Big Dick
   • Fluff
   • Fluff and Smut
   • Modern Shingeki no Kyojin | Attack on Titan
   • Implied Sexual Content
   • Implied/Referenced Sex
   • implied sex

   Summary

   Icing is for cake, and sugar is for lips.

   All drabbles originate from my Tumblr.

   Reader's dialogue is up to interpretation.

   Series

   • Part 5 of Jean Kirstein Drabbles

   Language:

   English

   Words:

   195

   Chapters:

   1/1

   Kudos:

   2

   Hits:

   140