That doesn't help, Nick. Adia has seen a lot of weird stuff in the Nexus, but a headless ghost is pushing it. She gives him a quick, polite nod in response before scurrying down the stairs.

The potions lab, by contrast, is practically mundane. Adia finds a spot to stand that won't get in the way of Hermione's work. "What's happening outside the school?" That evil wizard isn't back, is he? The concern in her eyes is easy to read.