I opened the door to the sports centre and signed in at the reception. I went to the ladies' locker rooms and changed into a crop-tight sports bra and...matching blue leggings. I tied my long dark brown hair back into a ponytail and then locked my bag up in a locker and pinned the locker key to my top. I opened the door to the busy gym and walked in. I glanced around and spotted Marcus right at the back lifting weights. I walked on over and stood in between his spread-out legs admiring his. That was sexual,” she accused her aunt.“Yeah, and you left her to fuck whoever he wanted while you had us fitted for chastity devices,” Cheyenne added.Karen wasn’t sure where they were going with their accusations. She’d clearly had the authority to make her sister fuck or suck whoever she wanted. She just looked at her nieces in confusion, waiting for them to get to their point.Savannah didn’t make her wait long. “Can we make you do the same thing? Since you have to do the same thing, mom does. I thought to myself there was no way this was going to happen, but I reached down and rubbed my cock just a little, to make it semi-hard and more impressive. Then I just laid there motionless with my eyes mostly shut. I worked hard to slow down my breathing, as my heart was pumping. A minute or so later, I saw Angela tiptoe into my room, and close the door behind her. It got too dark to see, but she pulled out her cellphone to light her path. It took every ounce of my will power to lay there. Imagine that sensation across the whole of your body. Fancy it?”Michelle nodded.“Excellent, why don’t you go into that room over there whilst I choose a few whips which I think you will enjoy.”Michelle reached out and took Richard's hand, giving it a squeeze as they walked into the room.The room had soft uplighting on the walls. On one wall there was large wooden X with leather straps at all four ends. In the centre of the room was a massage table. Whilst over in one corner, there was a large.