"Obedience charms," agreed Hermione. "He ordered me to make friends with Harry and Ron. And stay friends, no matter how horribly I was treated. Anytime we had a falling out, it was the boys not talking to me, and me desperately trying to make things better. He also ordered me to help Harry with everything he needed, from homework to jumping through Dumbledore's test. And," she faltered, "put Harry first, even before my own safety." She blinked several times to clear the tears. "Every time my instincts screamed to get out, don't go, tell an adult, and Harry didn't want to, or didn't wait, I followed."