All through high school people joked about how hot your mom is, and you just chuckled along. Even after graduating, you still get the occasional messa...e on your social networking site of choice asking how your hot mom was doing.On the opposite end of the spectrum is your older sister, Lisa. She just turned 21. She's a bit big, though she wears the weight well, nearly all of it in her ass, thighs, and breasts, giving her an impressive hourglass figure. Her hair is brown, like yours, her dark. Professor Babel was the head (and only member of) the mostmysterious branch of the physics department. Nobody seemed to know forsure what he did. Even he was reluctant to tell people. All he told Jackwas that he was working on something called "transperception." Butneither Jack nor anybody Jack had asked had any idea what that meant.But somehow he kept getting re-funded year after year, despite not evershowing up at any budget meetings. Professor Babel was the only personwho cared that Jack. I knew they would be fucking by the time I backed out of the driveway. I ran to the store and picked up some potatoes and milk for them and when I got back he must have just pulled his cock out of her pussy because it was still sloppy wet and gaping. I helped peel potatoes and they were teasing and flirting the whole time. He splashed milk on her big right tit and sucked on her hard nipple and she leaned back to give him easy access. He didn’t even try to hide his hand as it slid down. When we broke the kiss this elderly couple was looking at us smiling, and we couldn't help but smile back and blush a little, finally feeling like a real couple for the first time. We walked around the store hand in hand looking for movies, and exchanging kisses every while, but we didn't see anything we liked, so we left out and walked around the plaza.“Did you see that old couple looking at us kiss?” Rita asked smiling.“Yeah, I thought they were gonna tell us to get a room or something.”“That.