Sarianna yelps with a bit of surprise when she grows more aggressive; she hadn't expected it from such a meek and shy woman, but, then again, the shy ones are always the feistiest in the sack. "Yes, yes, god, that's good, harder, more, god, yes,<em>fuck me,</em>" she moans, head thrown back against the chair breathing heavily, her free hand playing with her own breasts as she rapidly approaches her orgasm.