"I'll tie you up on the bed and tape the vibrator to your clit like I did Tuesday. You can say 'stop' at any time and I'll take it off, but for every ...ingle minute short of six hours you will get one lash of the whip. So for example if you hold out for four hours that is two hours short, that is 120 minutes, that means 120 lashes. You game?" All right, fine. But I still think you could have done your homewo..." "Great, sis", I cut her off, "Let's get started then." Like last time, I tie her. .ride it nice and hard just for me, and I bet you’ll cum before I count to ten. I bet you’ll cum and make my lovely expensive boot all sticky and dirty even though you know I’ll punish you for that! You can begin when you like slut.” I let my weight fall on the toe of her boot which divided my ass cheeks and gently opened my tight pulsing asshole. I ground my cock into the sweet luxury of her boot feeling the heat of her body through its surface, and I rocked back and forth and up and down as. My girlfriend has been around when the cleaners are in so our patter never raises a concern for jealously although I have to say I we are alone even for a brief moment, there is a look between us. The fact my GF and her mum are around means forbidden territory. Idly talking one day, my GF let it slip that she was off to Italy to see a client and would be away for a few days. One of those days co-inside with the girls visit to us. On the day, all was normal and they left around mid-afternoon. I. We got to a clearing, basically dirt, little grass and threw her to the ground. She statrted rubbibg her clit, her cunt flooded, her asshole swollen and soaked, the dildos buzzing and moving in her.The three of them went after her like a pack of dogs, sticking a cock down her throat, pulling the soaked dildos out of both her holes, gave them to me and i statred cleaning them off-God she tasted good!One of them had a 10" cock and slid it deep into her cunt, she screaned when he hit bottom and he.