"Any time you want some pussy just come and ask me." Liz said as she walked out of the bathroom. I just got in the shower to get clean, dressed and ...went back to the party. I felt like a new man, having fucked Liz Albert twice. This me the confidence to go after Emma Logan, I now really wanted to fuck her and I knew just how to do it. For the week I kept thinking about fucking Liz again, after all, she did make the offer. I wondered if I could fuck both Emma and Liz, not at the same time but. Once he was allowed to carry passengers, he couldn't imagine one of the four girls not always wanting to go along, at least at first, just for the novelty of it. Then again he was moving straight into advanced tickets, IFR, multi-engine, and even a commercial rating were required for what he had in mind so there would be no stopping the formal lessons for the foreseeable future. He was sure he was driving the girls crazy as they were positive he'd done no shopping at all.The coming holiday did. I slyly glanced over and he was just calmly, slowly stroking his huge, fat cock. I was transfixed by it but eventually managed to tear my eyes away from it before he noticed although I couldn’t quite believe how he hadn’t noticed but he didn’t let it show if he did. As I looked down at my cock it looked so tiny, shrivelled and pathetic in comparison to his monster. I stood there trying to pee for a while but it just wasn’t happening. Out of the corner of my eye I could still see him rubbing his. I let my body drift off of hers into the water as I regrouped. I stared at my mother-in-law as she was still recovering from the orgasm, naked, on the steps of my pool and I realized that I needed this woman in my life in addition to my wife. I needed her. I never felt sexier than when I was with her. After a couple minutes, she said, "We should go inside and have some more fun. We probably only have about four hours before she's home." I said, "Yeah, you're right. Let's go. Let me help you.