There was no winning this battle; no way out of this mess. If he didn't say yes, his daughter would be crushed. If he did, he would commit incest and ...who knows what happens then.Neither girl said anything, waiting for Bob to respond. He opted for a shower instead. He had to clear his head. He didn't even know if she had begun puberty yet, and if she hadn't, how responsive could he expect her to be. He couldn't just tell her to get undressed so that he could inspect her! And what if she had not?. “I’ll get you for that,” I threatened as I scooped up a double handful of water and threw it at him. Within seconds, the water fight was on as we started splashing water at each other. He had the advantage, because he was stronger and had larger hands, so he could throw twice as much at me. I did put up a good fight though, but it wasn’t long before I felt that I was about to drown in the water he was throwing at me. “Okay, quit! Stop! I give up, you win.” I cried out, holding up my hands in. They had a fantastic session on the sofa before retiring. They woke early the next morning. Joy wanted some water sports, so they went into the bathroom. Paul drank two litres of mineral water. They repeated yesterday's session, but then Paul sat on the chair and Joy went on top. She was wonderful. He played with her breasts and fingered her big clit as she rode him. Twenty minutes later Paul felt he was close to climax. He told her and then she peed on his hard cock as she rode him. The warm. "A smile came to Beth's lips as she heard his words. Her pussy was getting even wetter. The itch all consuming.Her hand went down to her exposed cunt once more as she began to rub it excitedly. Jon's cock was dying to be let free. Stepping back he locked the door. The 'click' filled the room as the two horny siblings looked at each other.His hands went to his belt buckle as he undid it and unzipped his jeans. Jon's cock was making a tent in his boxers as his little sister started to play with.