She settled into the straight-backed wooden chair the Auror silently placed behind her. Her brain was working at lightning speed, formulating and refining a plan. Not for nothing had Hermione been born in a village on the very border between Gryffindor and Ravenclaw; she knew that Cho's intelligence was almost as formidable as her own, but that meant the other girl might be lured into making some very simple mistakes. Moreover, she was no trained spy.