Hermione noticed them as they passed, and she sat up a little, looking as if she was about to call out to them. But Harry shook his head minutely and waved her away. Her previously relaxed position had a new tense edge to it when she settled back in place and her eyes followed them up the staircase, but she said nothing. She didn’t need to know what was about to happen. None of them did. He imagined Ron and Hermione would insist on helping, but Harry couldn’t let them - it was bad enough that Draco was risking his life, but at least Draco was an adult and able to make his own decisions.