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1. The Littlest Luthor by Anonymous

   Fandoms: Supergirl (TV 2015)  

   • Not Rated
   • No Archive Warnings Apply
   • F/F
   • Work in Progress

   13 Oct 2025

   Tags

   • No Archive Warnings Apply
   • Kara Danvers/Lena Luthor
   • Kara Danvers & Lena Luthor
   • Lena Luthor/Kara Zor-El
   • Kara Danvers/Lena Luthor/Supergirl
   • Lena Luthor
   • Reader
   • Kara Danvers
   • Kara Zor-El
   • Alex Danvers
   • Alex Danvers & Lena Luthor Friendship
   • Protective Alex Danvers
   • Mommy Issues
   • Lena Luthor Knows Kara Danvers Is Supergirl
   • Lesbian Lena Luthor
   • Protective Lena Luthor
   • Diapers
   • Reader-Insert
   • Age Regression/De-Aging
   • Kid Fic
   • Lena Luthor Has a Crush on Kara Danvers
   • Endgame Kara Danvers/Lena Luthor
   • reader is a little
   • Wetting
   • Nightmares
   • Comfort
   • Non-Sexual Age Play
   • Pre-Relationship
   • Good Parent Lena Luthor
   • Parent Kara Danvers
   • Parent Lena Luthor
   • Kara Danvers and Lena Luthor in Love
   • Major Original Character(s)
   • POV Original Character
   • Self-Insert
   • Thumb-sucking

   Summary

   Basically Reader is a regressor who finds herself in the world of Supergirl and ends up getting raised by Kara and Lena.

   Language:

   English

   Words:

   15,872

   Chapters:

   11/?

   Collections:

   1

   Comments:

   18

   Kudos:

   258

   Bookmarks:

   51

   Hits:

   8,285