When she enters, the mistress is walking amongst the shelves of books, examining the titles idly. She smiles as she spots Ruby, and gestures for her to take off the robe, adding, once she does, "Very good... I believe you'll be perfect for this role. I know it's a little demeaning for you, but it's best to flatter them, especially this pair. And you're welcome to remain here, though I'll have you step out of the room, once they arrive, until I call you."