Professor Snape, the Potions master, was staring along the staff table at Professor Lupin. It was common knowledge that Snape wanted the Defense Against the Dark Arts job, but even Harry, who hated Snape, was startled at the expression twisting his thin, sallow face. It was beyond anger: It was loathing. Harry knew that expression only too well; it was the look Snape wore every time he set eyes on Harry.
