There is no task for him to fulfil, no reason for the Deputy to follow the Headmistress up the stairs, but he cannot not help it. The moment she left the pitch, after the Dark Lord had vanished back into the sky, he found himself hurrying down the steps and after her. She must know he’s there. She always knows. She didn’t use to be like this, but after she returned at the Dark Lord’s side, only weeks after she vanished from the Burrow, Hermione Granger turned into a person he barely knows anymore.