"You've told me a little. Not much. I didn't want to press for more, because there was no need to bring up things that were clearly difficult for you to talk about. I never wanted to force matters."

Now, though, she has reason. It's hard enough to stay safe in a world she has reason to believe is full of more hazards than most if she knows what to avoid. Without that knowledge, Maggie doesn't like her chances.

"You credited your blood with remaining free of my virus, though I'm still reluctant to trust that you're immune."