I heard the scampering of feet and, within a few seconds, two youngsters appeared. The boy, William, was about what I expected from a six-year-old. He...stopped and stood looking at me, wondering what to do next. The little girl moved to her mother and held her leg as security. Both were silent."William, Tara, this is Mister Carter. He is an old friend of mine from when we were in school together. Please say hello to him. He'll be staying for supper tonight." Hi, William," I said, holding out my. Will grabbed her hair in her hands and started fucking her face. Then suddenly he pulled her head away. Yvette looked at him, a disappointed look on her face, but before she could say anything, Will lay down in the grass, his HUGE erection bobbing straight up, and pulled Yvette down on top of him. He pushed her head back to his throbbing dick as he pulled her ass over to his face.Right there on the lawn Yvette 69'd with her brother-in-law, his great cock thrusting in and out of her sucking. In fairness, Becky wasn't the only one that detected my sadness. The others did too, but they didn't know how to deal with it. They thought I was an idiot; they were right. What Becky sensed that the others did not was my anger.Ah, shit, I wasn't going to waste my day alone worrying about things I couldn't change. I had other more important things to do, like vegetating in my favorite chair, thinking. I squashed the fact that I could change the way things were deep into my self-conscious.I. Vesta used one finger to wipe the cum from her face before licking it off. She rubbed the rest of my cum into her tits and then said we should go back to the others. I did up my jeans and followed her to the front of the plane.Dad and Sue were in an eating area behind the main cabin. Sue was talking to the lady flight attendant about getting into the business. Dad had a drink and a sandwich and Vesta stopped to join him. As I entered the main area I could hear Maurice talking to Mom and he.