"It's called a Patronus, and I can do it as many times as I want. Charge? My wand doesn't have any sort of charge of anything, it just does stuff."
She shook it and a fountain of water shot out for a second. Once more, and a shower of sparks. Just little wand effects that any decent wizard or witch could do, and she knew quite a few of them.
"I think I'm alright... it's just that I feel a bit strange..."
She couldn't stop looking at him, either, which was causing her to trip even more. It was embarassing, even coming from her, and she found herself blushing quite a bit. But she wouldn't stop following him.