[ He feels the tension in the breath that he doesn't take, in the way he relaxes his grip, but Castiel isn't thinking about extracting revenge. Dean is not the enemy here. Not for him, at least. The pad of his thumb skirts over to rest against the pulse, feeling the way his body pumps life through him as he watches his face. He'd hardly be so petty as to kill him like this. He doesn't want to.

His mouth thins at the word. That he can't. ]

You can. [ He says them just as quietly as Dean does. ] Your brother-- He told me he wants to do what's right, but you're smothering him. Being naive doesn't make him stupid, Dean.

Believe he will make the correct choice. Help him. [ Stop pushing him away. Stop fighting them. ] The odds of defeating Lucifer are better in our favor if we're together.