Mom was fit to be tied, she and dad were getting divorce over this. Dad tried to explain, we were in College, they did not have the money for artifici...l insemination and I had donated sperm before; dad looked lost as he spoke.Mom stormed out of the interview room and dad and I sat looking at each other. Dad said, I still love you and we need to move on. Dad fell silent.He spoke "Son; you just can not be having sex with your sister nor with your half-sisters, it is just not right. I did give my. Get naked - I want Aaron to see what you are providing me with."I was humiliated hearing these words in front of Aaron, although I figured he already knew of my inadequacies in the bed, so I reluctantly stripped."No woman should have to rely on a cock like that," Aaron said. I didn't know how to respond so I just bowed my head and stood there naked."There are going to be some changes around here. Sweetie, why don't you start?" Marta said to Aaron. I was surprised to hear her call him such an. Enjoy your talk and listen well, okay?" Uh ... sure," Ken said. "We'll do that."With that, Ralph headed out of the dining room to the front door. Marty gave them one last smile and headed to the back. Once they were gone, Jo asked Ken and Meghan if they would come sit back at the table."It's time to tell you what this is all about," she said.Ken and Meghan sat together at the head of the table. Jo sat next to them, just around the corner of the table. Gertie and Harold sat across from Jo. Dick. ” I'm having a hard time not staring at her, trying to be nonchalant myself when I'm shaking inside. Maybe a slight change of subject. “I'm still pretty hard and turned on,” I say, looking down at the obvious indication. “Do you want to help or would you prefer to observe?”Sandy looks at my stiff organ, moving to the bed and sitting directly in front of it. “How about I practice, okay?” she inquires. I cannot believe this scene – I am standing nude in front of my nude sister who sits on my bed.