"What kinds have you seen?" she asks. She needs this sort of data, so she can be better prepared. If she knows what she's going to be fighting, she can fight it more effectively. "And once you've told me that," she adds, "you can tell me how you got out of here the first time." That'll be good to know, too, of course, even if their current objective is Second City Hall for information on who or what these creatures used to be.