Draco's teeth were grit - face whiter than it usually was, and he would have been clutching his arm but his arm hurt too much to touch.
His first thought was that it was him - that the Dark Lord knew somehow what he'd been trying to do - and he glanced down at his arm for half a second then his eye snapped back up to Snape's. "Do you?" He hissed, accusing, but there was a sort of desperation behind it that Draco recognized and hated. /But Snape was pale, too. It wasn't just him.