"Thank you," Hecate said, politely, the wand drawing a perfect, delicate point of a pentacle. She did not believe she needed the book, but once it was open it was hard to ignore, as open books so often were, and she broke her gaze away from the shape coming together on the ceiling to look at the open pages. As her eyes moved, though, she noticed the light above the lift, suddenly glowing.
"Merlin," she said, quietly but firmly getting his attention and sending it toward the lift. "Watch yourself."