I don't know, but I do not think they understand that there is no choice left to give her. They want to let her have her own ending, but she can't think clearly.

She isn't herself. She hasn't been for days.

[ she wans that to be clear. that the rosamund they have now is not truly the rosamund they know.

is that giving her the agency she wants, if she no longer is able to have any? ]