Julia vanishes

Julia has the unusual ability to be ... unseen. Not invisible, exactly. Just beyond most people's senses. It's a dangerous trait in a city that has banned all forms of magic and drowns witches in public Cleansings. But it's a useful trait for a thief and a spy. And Julia has learned--crime pays. She's being paid very well indeed to infiltrate the grand house of Mrs. Och and report back on the odd characters who live there and the suspicous dealin...