Ginny had proven that she wasn't above lying if it suited her purposes. When she was in Devon, Hermione thought it odd that Aberforth would allow Rodolphus to stay in the village. Maybe Dumbledore didn't really know. That would mean the only plausible spy for Rodolphus would be Ginny. It was enough to make her head pound. She wanted to go back to Draco's flat and crawl back under the covers in his bed to forget everything for just a little while.