Sam's overtired from their latest hunt and he finally can't take Dean and Castiel staring at each other like they're having sex with their eyes anymore. He kinda, sorta accidentally says something that may or may not make Dean turn beet red and flustered and fidgety as all hell. Sam's amused. Dean's embarrassed. Cas is... well, he's Cas. -Destiel OS, rated for language and content.