She arches an eyebrow at the dress, grinning at it, apparently quite receptive, as she smirks, then invokes an invisibility spell, before slipping into the slinky black slip; she knew, instinctively, that he could still see her, but she liked the idea of making the attempt, anyway. She releases the invisibility, once she's fit it snugly; it really does wonders for showing off her figure, emphasizing all of her womanly curves, suggesting everything, yet giving away nothing, hugging her perfect body in all the right places. She'd even adjusted her hair while invisible, a shoulder length, airy, deep copper, hanging around her head like a soft crown.