My fingers trembling, I snapped, and gray magic erupted in the palm of my hand. It lit the professor and Ramsey, who held tight to the edge of the table. I snapped it to the wall torches.

"What was that?" I asked.

He stared hard at the door, his whole body tense. "I don't know."

More screams echoed, closer than the first. Like whatever was coming was headed right toward us. Toward the gym, which was just down the hall from us. My pulse spiked sharp and ...