Occasionally he would bump into my pussy which sent electric jolts through my body. If he just would grab it, I thought. I would cum.I watched as some... shooters sprayed me with hot cum. This little rickety old man came up with a four inch cock, and fired the most cum I’ve ever seen! It landed on my forehead, in my hair, then he sprayed my face too. Mmmmm… the smell…I opened my mouth and caught several of his ropes. The monitors showed my face; long cum strings now mixed with my own drool hung. Coming to the story, afterwards my attitude to her changes from sisters love to a lovers love and that time I kept roaming all over the pussy with one hand and another hand was at her sexy boobs at first I touched it over the nightie and seeing any reaction from her but she didn’t responded and I was fearing whether anybody will wake up like that.After sometime I put below her nightie and too my surprise she was not wearing any panty or bra and I put my hands on her milky boobs and pressed. It was an interesting affair when they showed up because my attention was mostly on Two. I managed to pep talk her a little bit before they got there so that she was coherent. I introduced myself at the door while she stayed in the background of the apartment, as if she were hiding behind me. But when the two officers approached her, she had her voice under control and answered quietly. They noted the marks around her throat and she told what we had worked out together about who it was. I. They were too involved with each other, Morgan's hands on Marnies breasts and Marnie's hands on Morgan' butt cheeks, holding her close and grinding, mound to mound.I just watched in awe, playing the voyeur, as the two girls loved on each other. The thought of Morgan and I coupling up was tempting for sure, but I couldn't justify it in my head. What if we got caught? My thought patterns were interrupted by my grand-daughter, who said, "Grampa, Marnie needs another lesson. Do you think you could.