[Her look hardens, and then she looks away. She forces back the tears.]

I don't need anyone to worry about me, Castiel. Jo should never have...

[She lost Jo. She lost Bill. She lost Ash, the Roadhouse... She's trying not to hate Castiel, but he's making it hard. Maybe it's the concussion, the ringing in her ears, the pain that's not letting her ignore it.]

Demons are demons, Castiel. Nothing's going to change that.

[She cuts off her end of the feed before he can say anything more. Because she doesn't want to hear it. The line is the line. Look at what going over it got the boys.]