She's a shelter for souls, he thinks as he slips into the backseat, body aching but he's too numb to care.
The door pane is tainted with dirty rust, and he sees that not everything can be perfect. It's warm inside, and he's sometimes imagined that this is what a human embrace feels like. He leans against the head rest and allows himself to breathe.
It's funny, because for the life of him he can't recall what's just happened, but he knows that he's safe.
The engine starts, and Cas thinks he knows why Dean loves this car so much.