Dean is watching a show about pies. Little does he know Cas baked him one?

Dean and Cas are two world renowned serial killers, and begin a game of cat and mouse, leaving each other messages in their victims, winking/waving at each other on security cameras. Eventually, it's going to come to a head when they both pick the same victim; Sam Winchester. Inspired by a post from therangerofthenorth on tumblr.

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..."