Slavery: A series of erotic games (Book 03)
"If you wish, you may call him and let him know I'll return you after work tomorrow. I think the completion of your training will consist of pleasing all of my workers tomorrow. Your daughter did the same to begin her training, but she was expecting to have a Mistress. You have a Master, so I won't be tying you down to do so. I will make allowances for you being Master's mother and let you do it however you wish to. You'll be expected to do so three times, a morning break, lunch break and afternoon break."
"Yes, Domina, and a break in the hot tub would be welcome. Your Master fucked my ass quite vigorously, not to mention how hard you fucked my cunt. I don't normally get this much sex."
I sm