I even got them to make love to each other in a sixty nine which they seemed to enjoy. We were still in bed when Judy returned home and found us. It w...s fun telling her what had happened, and she took to the girls immediately. The arrangements were set in place, and they moved into our separate bedroom.In the end I asked them why they had stayed. It was Lindsay who spoke. "It took me half an hour to convince her to stay." She pointed to Tammy. "But when you told me the options it made me tingle. They were firm though and she was so pale skinned I could see the blue veins running into them. I brought my mouth down on one and kissed it hard. Amanda had always enjoyed this and had at times told me that they were so sensitive that she needed me to flutter my lips over one and then the other, rarely allowing me to dwell on one for long.I moved down her body kissing her belly and gently taking her soft skin between my teeth. I could feel her breath becoming deep as I reached her pants and. "Maybe. Would depend on the guys." Jill grinned."Really?"Jill nodded. "Like you two there. If you were to kiss, It would be hot." Us?"She nodded, and then whispered something to my sister that got hergiggling."But we're straight!" John objected."That's kinda the point. Like you said, we'd want to join in, and becauseyou're straight, we'd be welcome." What would you give us?" John asked. "What would you give to watch uskiss?" John! You serious?" I stammered.My sister smiled at him, and said,. Brett was pounding her hard now just the way she liked it. All thoughts of his moving to her alternate opening were lost in the pleasure of her giving up her secret core to his demanding flesh. When he paused with his long hard cock all the way inside, she trembled and waiting for him to finish with the anticipated flood of creamy cum into her vibrating channel. She couldn't wait any longer and went into a series of quaking orgasms that threatened to bring them both down to the dirty floor..