[ There's a slight pause, and with the question, a smile spreads wide across his face. It's something that he doesn't laugh, feeling it in his chest, and Castiel crosses his arms, head dipping as he shakes it--that's a negative. ]

Past you didn't say much. [ Not a surprise, but he was incredibly dirty. ] And Castiel-- He doesn't remember anything at all.

[ Anything. He tries to add emphasis on it, slowly dropping his arms and stepping a bit closer to get Dean to meet his eyes. The fact the angel hadn't even recognized his face meant problems, and Castiel could not recall anything in his own history where he's suffered amnesia. His mouth thins a little, the smile present on his face slowly disappearing. ]

He didn't recognize me and said my name was strange. [ The name that they shared. It's troubling. ] How useful could that be?