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1. The Truth Spell by evasmlp

   Fandoms: Shadowhunters (TV), The Mortal Instruments Series - Cassandra Clare  

   • Not Rated
   • Creator Chose Not To Use Archive Warnings
   • No category
   • Complete Work

   02 Jan 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Simon Lewis/Isabelle Lightwood
   • Simon Lewis
   • Isabelle Lightwood
   • Clary Fray
   • Jace Wayland
   • Magnus Bane
   • Alec Lightwood
   • Alternate Universe - Canon Divergence
   • Truth Spells
   • Love Confessions
   • Confessions
   • Fluff
   • Heart-to-Heart
   • Honest Emotions
   • Simon Lewis asking a harmless question that spirals
   • Isabelle Lightwood can’t lie for 24 hours
   • Isabelle Lightwood Loves Simon Lewis
   • Simon Lewis Loves Isabelle Lightwood
   • Happy Ending

   Summary

   She can’t lie for 24 hours.
   Simon asks one (1) harmless question… and gets her entire buried emotional history with him.

   Language:

   English

   Words:

   6,999

   Chapters:

   1/1

   Kudos:

   7

   Bookmarks:

   1

   Hits:

   56