Audrey then chimed in and said” hey Jim we spiked your drink and we also gave you a double dose of Viagra, you’ll be hard for hours” They laughe... and I knew that now that I was tied up they both were going to fuck me until I was exhausted. Indeed my cock would stay hard all night because of that damn double dose of Viagra and both of them laughed and called me “blue balls”. I knew what “blue balls” meant; it means that women, or in this case two women, were going to fuck me so hard and often. The new Lizzy was all of a giggle, hardly daring to believe that her friends were serious and that it was instead just a wind up, a belief she clung to even as the four of them sat on their haunches with the plush red carpet lying between their parted legs. Lizzy was dying for a piss and was almost tempted to start releasing her pee regardless of what the others intended, and it was a wonderful sight when the other Lizzy’s pussy lips parted and began to spray the carpet with a deluge of hot. I stopped preparing for the courses and the exams. My free time during the day was spent with Cathy and Pamela. Cathy was increasingly at the doctors, and Pamela needed loving and cuddling. During the night I repeated the steps in the Spell of Drawing.I felt ready by mid-August. I had prepared everything, including the few physical objects I needed. I asked Cathy if she'd spend a couple of hours with me in the afternoon. She agreed eagerly.The drive home was awkward. Cathy was upbeat, asking me. I moved down and lowered my mouth to her genitals, which were quite wet and hot, the aroma of her arousal almost overpowering. I penetrated her body with my tongue and greedily lapped up her thick juices. Oh merciful god, I was eating my daughter’s pussy! I shifted position so my tongue could penetrate deeper and I could fondle her hard clit at the same time. In the background I was vaguely aware of Serina's muscles tightening up, and her moans raising in volume and pitch. I kept this up until.