Fics like Understanding That Reference

Castiel loves working in the library, except for the boring parts. When a string of complicated and entertaining questions begin to flow into his email box, courtesy of the "Ask-A-Librarian" reference service, he finds his boredom vanishing and being replaced with an increasing curiosity to learn who's behind them.

You may also like

1. The Handyman's Special by Carrieosity (Supernatural)
2. When Dinosaurs Ruled The Earth by Mishafied (Supernatural)
3. It's Better in Enochian by orphan_account (Supernatural)
4. It's a Small World (aka the Worst Ride at Disneyland) by ireadhpinenochian (Supernatural)
5. Never Have I Ever by sweetdean (Supernatural)
6. Dean Winchester, Straight Shooter by triedunture (Supernatural)
7. Unwritten by PorcupineGirl (Supernatural)
8. Everytown, USA by aileenrose (Supernatural)
9. Inevitable Homoeroticism in Spanish Romantic Heroes by prosopopeya (Supernatural)
10. Adagio by noangelsinthegarrison (Supernatural)
11. Home is Where by ChasingRabbits (Supernatural)
12. love bade me welcome by mmtion (Supernatural)
13. Somethin' About Wild Horses by missbip0lar (Supernatural)
14. No Man's Land by TrenchcoatBaby (Supernatural)
15. Tradition Can Go Screw Itself by HigherMagic (Supernatural)
16. Thunder & Angels by pm_lo (Supernatural)
17. Keep it Together (and Heal) by kams_log (Supernatural)
18. Power Play by anc (Supernatural)
19. Typecast by mnwood (Supernatural)
20. Little Drop of Poison by Amazonia_8 (Supernatural)