”Tessa smiled. “You think we don't know what these words mean, Uncle Jack, or that our little girly selves will reel with shock? Give us credit ...�� call a spade a spade, it's much better all round.”“Yeah, OK. Sometimes my self-censoring switch is turned off. But I'm glad you're OK with it. So where was I?”“You were about to get into this young girl's knickers,” I said. “To suck her and fuck her, or something like that.”His eyes opened in surprise. “Yeah, I was wasn't I? Anyway, we get. Reaching back he unzipped the dress. She let it slide to the floor, shedding it like snake skin. He didn’t waste any time. He bit hard on her left nipple while pinching the right hard between his thumb and finger. She screamed and pressed into him. She went to wrap her arms around him but he would have none of it. Grabbing her wrists he held them tightly above her head with his large hand. He grabbed her throat and kissed her hard. Leaving her mouth he kissed and licked lower till his mouth. Just as it had for Cathy the actions of his tongue and fingers threw Mary into a screaming orgasm and he quickly lowered his mouth to drink her juices as she shuddered and cried out in pleasure.As Mary's body relaxed Jonathan raised his head and knelt above his half-sister, his mother leant forward and they kissed deeply.Cathy kissed her son before licking Mary's cum from his face, while stroking his erect cock."Make love to her my son; make love to your sister/lover and future wife."Jonathan. Just as she started raising her skirt she was disturbed by Carrie entering the toilet and she quickly turned away and whispered to herself, “Fuck.” Now with her red hair covering her face and Carrie’s cunt from view and having someone tongue fucking her asshole, she was building up to have a massive orgasm.When Carrie entered the toilet she first saw Pam turn away and lowering her skirt and wondered what she was doing until she heard other women in one of the cubicles. She knew what the sounds.