That is, until she first saw Rodolphus meander in. When he first made his appearance, she began to see him everywhere. In all of her memories, he seemed to be a part. She couldn't explain his presence. It was possible that she simply had him on her mind because he'd come up in her last session. There were plenty of explanations about him that didn't involve him being directly responsible for her being afflicted with the intricate network of memory charms.