"Pfft. Kevin knows better than that." If Kevin can't remember where he got a book from, he leaves it on his table. It's much easier for Sam to put them back. One of the first things he did, after all, was memorize the Men of Letters' filing system.

Sam drops his hand to Castiel's hair, stroking it gently. Finally, he breaks the silence. "Dean told me about the news report yesterday," he says quietly.