[For once, she doesn't know what to say. She doesn't have any soft, gentle words to reassure him. There's no pep talk like she's able to give to the Doctor when he's facing the worst. There's no joking or teasing that will make this better. She can't fix this problem for him, most notably because she doesn't know the full situation.

But maybe she can change that.]

Do you feel comfortable telling me the whole story? If this really is the fate you're bound to, you should share your story with someone. That way, you're never truly gone.