"Where the hell is Trimble?" Mila growled, slamming her hands down in frustration on one of the map's corners. "I tested for the wall's history yesterday and nothing - it is like it just came out of nowhere. From no time. And yet there are fingerprints, it was put up using some sort of arithmancy, charms as well, but..." she trailed off and scratched something into the map in front of her. "I think we need to focus on the breaks."