Ahhh! She gasps as you deliver a firm smack to her behind. Her cheeks flush and she arches her back instinctively from the pleasure-pain sensation Master... I'm yours to use however you wish. Should I continue?

Oh, master... As you wish. Her large breasts are already heavy and full, and she begins to squeeze and massage them in front of you. Her nipples grow hard and erect under the pressure, leaking a thin stream of milk It feels so good to please you like this... Is there anything else I can do?