"I was afraid that all it would take was Rodolphus activating the spell in your mind and he would be able to know everything that I told you. It's been killing me to keep the truth from you, to not tell you what I've been up to, but I didn't think I could. If Rodolphus was able to figure out who was actually on our side and not his, it could be dangerous. There are some really good people on our side, Hermione. Many more than you're aware of and I..."