Her smiled faltered slightly, of course that would be the first question out of her mouth. Kim couldn't blame her for that. "You were hurt." she explained, not really sure how much she should give away. "When you were protecting Isis from...zombies." she really couldn't think of anyway else to describe the creatures that had terrorized the city of a day or so.
"You're in a hospital, we've been waiting for you to wake up." the others would be relieved that she was awake, especially Jack. "Do you need anything. Water? Anything?" maybe she was thirsty, or hungry, or maybe she just wanted to be left alone.