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1. Detective's Only Girl by gaynahmontana

   Fandoms: Agatha All Along (TV)  

   • Mature
   • Creator Chose Not To Use Archive Warnings
   • F/F
   • Work in Progress

   28 Jan 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Agatha Harkness/Reader
   • Agatha Harkness
   • Agnes O'Connor
   • Rio Vidal
   • Wanda Maximoff
   • Reader
   • Age Difference
   • Butch Agatha Harkness
   • Jealousy
   • Drunk Texting
   • Older Woman/Younger Woman
   • Wet Dream
   • Slow Burn

   Summary

   Agnes O'Connor is a best friend of your mom's. She has practically raised you and been there for you through thick and thin.

   You visit Westview over your summer holiday from University, but your mom throws a rumour at your face.

   "Agnes might be dating someone."

   What happens when you think that you're not Agnes' only girl anymore?

   Language:

   English

   Words:

   6,525

   Chapters:

   2/3

   Comments:

   6

   Kudos:

   85

   Bookmarks:

   4

   Hits:

   887