She chuckled. "I just meant that for it to last forever has no point. It isn't .. assisting anyone. At least, I don't see how. It would make more sense to do this to the world's largest stock exchange venue or something, or a huge bank, or at a UN meeting. Why a school full of morons anyway? Such a wide-range spell. Anything I've learned about witchcraft says those are the most difficult. Of course, it might not be a witch's spell..." she was semi-talking to herself, which was unusual for her. She usually only carried this conversations in her head, silently.
She trailed off, paused, and after another chuckle, repeated. "Wisdom teeth. Good one. I never had wisdom teeth." She thought about it. "I probably don't have an appendix, either. Just the necessary organs." She was mostly joking. In truth, she wasn't sure. All demons were different. she'd never dissected herself.