It was the first time I was thinking sexually about my little sister, and It started to make me hard to see her in school outfit. I jerked myself with...that thought the entire week untill the weekend.On Friday, she was getting ready "to hang out with friends", yeah! right.It was still early and I catched her going out of the bathroom to get dressed in her room and I saw her in extremely SEXY underware, as I said before it was normal between us, but I was getting horny with her so I enjoyed. The eye seemed look right at me."Whoa Whoa Whoa!" I tried jumping out of the bed but the ropes were just too tight. The man pressed down a little on me, stopping me from moving. His muscular body was going to be too tough to overcome even without the ropes."Easy Jack...you can't get out of this." Liz said. "I said I just found someone, I never said it was a girl. And you clearly enjoyed receiving a blowjob while eating me out...now its time to return the favor."I looked to my left and saw Liz. At least not any more than she always was.’ ‘Cease your blathering, Michael O’Brien,’ a woman’s voice answered, as firm as she had always been. I smothered a sudden urge to giggle as I looked from my towering father to my petite and commanding mother. She was waggling her finger under his nose, as I had seen a thousand times before. She sniffed and turned towards me, her eyes betraying her suppressed mirth. Then they both held their arms out to me. Three steps and I was wrapped in my parents’. “We normally meet Dan’s new girls while they still have on their clothes,” Tina joked and they laughed.“I take it you had a very successful shopping trip?” Dan asked stepping from the water.“We sure did and most people we saw thought we were very horny lesbians!” Tina smiled.He went to them briefly towelling off. Wendy took the towel and dropped it as they caressed and kissed. Dan smoothed a hand over her protruding belly then leaned to kiss it. She caressed his cock as they had a sensual.