Castiel inwardly questioned the wisdom of showing the eyes, the black eyes that would seem to so confirm her beliefs about her future and the demons. But it was ultimately Ruby's choice and clearly choose she did.
He sighed slightly before he put his hand on Margareta's shoulder, easing her back in the bed.
"You know I have to ask you, one last time. Are you sure about this? It's not too late, I can heal you if you wish, or give you your last rites. I will follow your will on this."