"Of course you do," Percy says, rolling his eyes. "Could you please not tell me when you do something illegal. It really would make things easier."
"I'm not telling you anything. If she questions me, I'll claim separation between the Ministry and the Auror department. If you are ever questioned, you'd have to lie, which is not a very smart thing to do at the moment," he pointed out. "Trust me to do what needs to be done without getting either one of us in trouble."