You have no business here. Turn back. The thoughts pop into my head unbidden. I can’t account for them. They’re strange, authoritative declarations. I glance around, although I’m positive no one has spoken. Slowly, I move forward. You have been warned. Turn back. Mind your own business. I freeze again. I peer over my shoulder. A sensation of being watched crawls across my skin. I feel like a naughty child breaking any number of rules. “Someone’s telling me to stop,” I whisper to Malcolm. “A ghost?” I raise my chin and sample the air. “No. Nothing like that. It’s a voice, only not.” “Oh,” he says, and he sounds almost amused. “Remember when Nigel taught you how to create a ward?” “Yes.” “Well, you’ve just walked into one.” “Whose? Orson’s?” “What does it sound like?” Malcolm asks