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1. Best Birthday Cake Ever by Elvenpirate

   Fandoms: Chicago Fire  

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

   15 Jul 2025

   Tags

   • No Archive Warnings Apply
   • Matthew Casey/Kelly Severide
   • Matthew Casey
   • Kelly Severide

   Summary

   Matt makes Kelly the best birthday cake 🤣

   Series

   • Part 11 of Conversation world

   Language:

   English

   Words:

   1,103

   Chapters:

   1/1

   Comments:

   10

   Kudos:

   21

   Bookmarks:

   2

   Hits:

   742