When did it get so dark? Dean can’t even begin to guess how much time has passed. The world stopped the moment the light inside Castiel had gone out for good.

He remembers sitting there on his knees, in complete shock and denial, for a long time before reality collided with him, far sooner than he ever would've expected it to. Far sooner than it ever has.

And suddenly, just like that, all the pain had unraveled from him in a huge, revolting tangle, and he couldn't get it back in.