Narcissa felt a sudden rush in the room behind them as they went for the stairwell. Neville stumbled back against the wall as he used his wand to close the door. It slammed closed with Hermione on the other side of it, with a finality that left her feeling uncomfortable. She saw Viktor swing his wand around as a corpse came up from below them. Fleur reached to open the door, only to be surprised as Arnie Peasegood burst through and warded it shut behind him.