Before anyone could answer, the door opened.“Mom?” Billy sputtered as his mother walked in.She paused as she recognized her son between her sister...... naked. “Billy?” She asked, “What’s going on?”“His cock is amazing,” Janis announced.Jeanie (Billy’s Mom) couldn’t take her eyes away from her son's still hard cock. Billy was in shock. He couldn’t move to cover himself.Linda stood and walked to Jeanie. Taking her hand, she whispered, “Remember when we were his age? How Uncle George would visit,. . but this was different. The strength above her was almost... exciting. Either way, whatever it was, it didn't seem all that bad to her at this point.His hand came up and entwined in her hair, fingers starting to rub her scalp while his other free hand wrapped underneath her waist, pulling her up so her chest pressed to his and his thumb lightly stroked her backside. He groaned against her mouth and let out a soft hiss. She was soft, and sweet to his palate. He definitely wanted more of this. He loved being out in the fresh air; even the rain had eased for a bit while they were in the yard. The smells of the farm and even the work pleased him. He hated being stuck in the office for long periods.By the time that they had cleaned off the tools and washed up, he was hungry and more than ready for his second cup of coffee. Mary made him drink a large glass of water first. He enjoyed the fresh rainwater with no added chemicals in it.He was soon digging into a plate of bacon, sausages,. Slippery, wet, it felt amazing; no wonder guys liked sex so much. All of a sudden I let out a slight moan and said “Daddy”I stopped; I can’t believe I just said that. But it felt good, is that wrong??? I can’t help myself. I slid my hand back in my panties and started to finger myself again.I said “Daddy” again, but this time meant it.I was about to climax when I heard my door creak. I quickly pulled my hand out and turned towards the door. “Dad, how long have you been standing there?”“Long.