"How many foster worlds are there?" Colle asks, fascinated. "Oh, lots." Yllianvarar spreads his hands and shrugs. "More than a hundred, I think." Then he looks serious. "Anyway, I wanted to let you know. There will be some people coming here soon. Eldarin. From my clan. I, um, it might be better if they didn't see you." "Why?" Mina asks. Yllianvarar drops his eyes, looking guilty. "You don't want to have to explain why we are here," Colle says flatly. "It would be different if my uncle were here! But I don't have any authority in the library." She relents. "I understand. We'll stay out of the way."