Featuring the fic "Sympathy for the Devil's Kid" by GertieCraign
https://archiveofourown.org/works/12588404/chapters/28671568
Tags for this fic include:
Castiel in the Bunker, Men of Letters Bunker, Swearing, Ellipsis and Dash Abuse, Don't piss off the nerd angels, Feels
Links:
