"Yes, Malfoy, you have been," she said, but she was grinning as she said it through her laughter, and he was grinning too. And there it was; the proof he'd changed, written in the upturned corners of his mouth and the crinkles at the outer edges of his eyes. It was somehow obvious; indisputable. Hermione blinked and snapped her eyes away from his, her laughter dying away as the import of the moment hit her.