. They arrived as expected later that morning, just before lunch. I reluctantly shuffled out to welcome them and said the usual hellos to my aunt and ...ncle while Jessie was still in the back of the car. At last she got out and I turned to do the polite welcome bit. At first glance, she seemed to have hardly changed at all, but then I looked again. And again. And I realised she had really changed quite a lot. She wasn't much taller; she hadn't sprouted large boobs, she hadn't developed a shapely. “Getting tired boys?” Chrissy slowed to keep pace. All were sweating and only Chrissy was smiling.The boys called it quits. Chrissy did five more just because she could and called for situps. Abby and Jenny immediately (and very much on purpose) took their brothers’ ankles giving them no time to recover from the pushups.Mr. B was going to give Chrissy a break but she wanted to do situps first. (She loved to best boys at physical fitness.)Beth motioned to Mrs. B who got the message. She laid on. "Making my way upstairs and along the landing I entered the guest bedroom.By 10pm I'd climbed into the comfy old bed, my head sinking luxuriously into the large puffy pillow.Then I heard someone knocking softly at the door!"Yes, who is it?" I called softly.Guy appeared; "May I come in?"I sat up, suddenly wide eyed replying, "Well yes, what is it Guy?"Wearing only his pyjama bottoms, he came to stand sheepishly before me."Well, what is it?" I said perplexed.His hands fumbled together behind him,. Nichole said "I love it when you finger me Megan". I was so astounded, that I asked, " have you girls done this before?". Megan said " Yes daddy, we love to play with each other like this". Now it's my turn to change things around. I said, " Megan, have you ever licked Nichole's pussy?" Megan said, "No". Why don't you try it, Nichole would like it very much, it will feel so good. Nichole was staring at my hard cock poking through my robe. Precum almost dripping. Nichole said, " Can .