Yes. This was her outfit when she was being a Phantom Thief! [She can't help doing a bit of a flourish at that. The outfit just makes her want to act smooth and stylish.

Though the next part gives her pause.] Hmm... I don't recall anything in particular, but her Persona... and, well, mine, her name is Milady. With that in mind, it wouldn't particularly surprise me if she enjoyed those kinds of novels as I do.