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1. Rise of The Olympian Intelligence/Investigation Agency by Helbane

   Fandoms: Percy Jackson and the Olympians & Related Fandoms - All Media Types, FBI (TV 2018), FBI: Most Wanted (TV 2020), Law & Order: SVU, Blue Bloods (TV)  

   • Mature
   • Graphic Depictions Of Violence
   • F/F, F/M, Gen, M/M
   • Work in Progress

   14 Jan 2026

   Tags

   • Graphic Depictions Of Violence
   • Annabeth Chase/Percy Jackson
   • Nico di Angelo/Will Solace
   • Clarisse La Rue/Chris Rodriguez
   • Nico di Angelo
   • Percy Jackson
   • Annabeth Chase (Percy Jackson)
   • Jason Grace
   • Piper McLean
   • Will Solace
   • Hazel Levesque
   • Frank Zhang
   • Thalia Grace (Percy Jackson)
   • Grover Underwood
   • Reyna Avila Ramírez-Arellano
   • Clovis (Percy Jackson)
   • Damien White (Percy Jackson)
   • Lou Ellen Blackstone
   • Connor Stoll
   • Travis Stoll
   • Cecil Markowitz
   • Chiron (Percy Jackson)
   • Maggie Bell
   • OA Zidan
   • Jason Grace Lives
   • BAMF Demigods (Percy Jackson)
   • Alternate Universe - No Mist (Percy Jackson)
   • Demigods are Not Human
   • Eldritch Gods - Freeform
   • Mortal does not equal human
   • powerful demigods
   • Demigods are far more powerful
   • The gods are trying to be better parents
   • The gods are semi-decent parents
   • eldritch demigods
   • Accurate and inaccurate use of mythology and lore
   • Alternate Universe - Post-Canon
   • Somebody Lives/Not Everyone Dies
   • names have power
   • Not Beta Read
   • Demigods are Not Fully Human
   • Jason Grace was Raised by Wolves
   • Clovis & Nico Di Angelo & Lou Ellen Blackstone friendship
   • Nico di Angelo & Reyna Avila Ramírez-Arellano Friendship
   • Smart Percy Jackson
   • Smart Annabeth Chase (Percy Jackson)
   • Demigod Maggie Bell

   Summary

   A year before the establishment of the O.I.A, how it all came together, and how The Mist collapsed...or better known as 'the year Percy felt like he was going to get more gray streaks.'

   Series

   • Part 2 of Olympian Intelligence/Investigation Agency

   Language:

   English

   Words:

   69,321

   Chapters:

   16/?

   Comments:

   59

   Kudos:

   84

   Bookmarks:

   24

   Hits:

   3,351