As Cathy washed her son she saw his flaccid penis jerk and begin to fill with blood, she couldn't help watching as it grew to a surprising size. It wa...sn't the first time she'd seen it in this state, after all she'd bathed all her children throughout their childhoods. However, the last time she'd seen Johnny in a state of arousal had been around two years before and his penis had barely managed about four inches. Now however she estimated it had filled to a good seven or eight inches, she tried. The man gets on top of the woman and puts his cock into her pussy and moves it back and forth. That is called fucking. They both like that. The woman says Ahhh.... and Oohhhh.... and This is so good...Ellen thought for a moment. Then she said: You are lying...- No, this is the truth, I swear! I also thought that this was untrue, then one night I woke up and I had to pee. Then I heard that mom and daddy were fucking. I didn't see them, but I could hear through the door. I could hear what mom. A few of the teachers could see that this was clearly going beyond a public spanking. It was becoming blatantly sexual. But no one seemed to want to stop it. Everyone continued staring at the unfolding erotic scene. Now I stopped slapping Michelle's ass. I moved directly behind her, my boner raging. She was still looking back over her shoulder at my cock. Then she raised her eyes to meet mine and slowly licked her lips. I looked up at Brian who was mouthing the works "fuck her now" to. I heard him grunt and then felt his cum hit the back of my throat. It surprised me so I pulled off him and let his cum dribble back onto his dick. I was amazed at how much he was coming so I kept stroking until he was finally empty. Rising from my knees I grabbed him a towel so he could wipe off. I wasn't sure if he was just being nice but he told me I gave a great blow job. Pointing to my crotch he asked what I planned to do with that. Looking down I saw my hard cock outlined in my shorts. I.