The secman unkeyed the door, pushing it open slightly. "Here you are. Now listen, you two. Your visitors’ passes"— he flicked Will’s with a well-chewed fingernail—"will get you around the building. But don’t wander. We got a hungry Barghest what patrols at night, and it wouldn’t mind gettin’ a bellyful o’ fatboy, here." He spread his teeth at Porky. "You might make him a full meal, for a change—maybe even enough for two."