When we get there she sees hot tub and immediately turns it on. I show her rest of apt. When we get back downstairs she says; so you think it's warm...yet. I said I don't know, but we left our suits back in my apt . Her next statement had to turn me 6 shades of red. "So who needs suits". Hot though she was, I never believed it could happen. She drops her clothes and in the hot tub she went. "Well are you going to join me". I had to look like an idiot stripping that fast and looking. Everyone else lived just a short walk away so they all left late that afternoon so it was just us three for dinner with mom and dad. After dinner, my sister and Sandra went upstairs to her room to do whatever, while dad went into the den to watch some TV and read his newspaper. I stayed downstairs helping mom clear the table and wash the dishes. After we had finished cleaning up, we joined dad in the den, watched some TV and just sat around talking. The girls had changed into their pajamas,. She squeezed in, re-locked it and pulled down her panties as he was situated on the toilet. Bent forward, she backed up to him. He held her hips and guided her puss to his cock. He could see her swollen, heavily moist lips ready for him.“That’s it baby, now sink down on it. Oh ya you are ready for it aren’t you?”“Oh god you do fill me! What a wonderful chance encounter!”Even though there was not much room to maneuver, Jill managed to get an up and down rhythm going. Ken just held her hips and. The next game was a first aid one called the "My Lucky Day".Mom was fully dressed again and laid on the grass pretending to have fainted. The brothers had to perform CPR and revive her. They loosened her clothing - some might think taking her tits out of her bra was a little too much loosening but they lost no points for doing it.They then took turns giving her mouth-to-mouth while one lifted her legs (which gave a great view of up her dress) to improve blood flow and the other pumped on her.