"The whole world needs a healer." She sounds more beaten down than bitter--she's more worried about the countless others than herself in particular. "I've been infected, but I seem to have a partial immunity to it. Maybe, with study, my blood could be used to create a cure. We've been talking about that at the safehouse I came from, but we don't have the supplies to start doing that kind of chemistry. Unless there's a cure for the virus here already? Is that why you're not worried?"