Dean and Castiel become pen pals in high school. AU. Collection of letters written over the years. Warning: Dean uses profanity.

Dean can't sleep and Castiel is annoyed. Domestic!Destiel.

Castiel is many things- quiet, smart, shy, and inanely in love with Dean Winchester. What Castiel isn't is stupid. So why in God's name did he ever agree to tutor Dean in chemistry? /HIGH SCHOOL A/U/

... or How the Car Wreck that Destroyed Baby was the Best Thing that Happened. Ever. AU where Dean wakes up from a coma and befriends his roommate at the hospital, a quirky guy named Cas. Dean/Castiel. Pointless fluff inspired by a tumblr post.

After a mission gone wrong, Natasha is left in a coma and Clint writes letters to her; in hope that she can hear. "Dear Natasha..."

"The last thing I need is you having sex with my teacher and ditching him!" - Summary and warnings inside - Teacher!Castiel - Dean/Cas - Rated T for strong language

Dean and Cas are snowed in, in a cabin on a cold winter morning. Established Destiel. Shameless fluff. Enjoy, please R&R

AU Castiel receives a text message from a stranger who had the wrong number and they start talking and get to know each other and become friends. one-shot. light Destiel

In which Dean gives Castiel a present, and lives to regret it. Human!Cas.

AU. Dean's been dating Cas for a while now but big brother Gabriel seems to always be finding little ways to embarass little brother in front of his boyfriend.

Cas pops in on Dean's movie night only to realize that bad horror movies scare the feathers out of him. Pre-slashy/slash

Castiel was overly proud of his wings, but it was time to set his pride aside for something so much more important in his life. R&R!

Dean and Castiel have an interlude. One-shot.

Castiel had a habit of watching the Winchesters at all points in their days - Even their most private. One morning when Dean thinks he's alone everyones favorite angel comes out to play.. Rated for sexual content and voyeurism. Destiel.

He keeps getting this look in his eye when he catches Sam's gaze that reminds Sam of a werewolf and it makes him shiver, knowing Gabriel's probably thinking of all sorts of dirty ways they can celebrate the end of year tests. Dean/Sam/Gabriel.