She cast a protego as sickly yellow light shot toward her, and then whipped back a repulso and one of the "wolves went flying across the room, hitting the wall with a crunch and a puff of plaster. Her heart was still going mad, but her wand hand was steady and her head was oh-so-calm, and Hermione thought perhaps she was starting to get the hang of duelling, and the chaos of battle. She was detached, calm, very zen. Everything was under control, Hermione decided with the blank calm of someone suffering from shock, as she whipped her wand around, mechanically sending spells darting at the "wolves.