"Go easy--ahhh! Yes! Yes! Dammit, yes!"Amy lay on her back beneath her brother's legs, eagerly tonguing the massy weight of his balls. She let her pin..., vixenish mouth trill upwards to follow a wonderful vein running over the underside of his thick cock.And Roberta--Roberta was on her knees, but lay with her face and shoulders and beautiful, firm little tits pressed down flat on the mattress and pillow. Her ripe ass was perched high in the air, the hairy cunt was peeking out between her. After a moments silence she then acted dumb and asked me to demonstrate what I meant. I already had an erection by then so it was difficult not to smile as I stood up, facing away from her so that she couldn't see my bulge. I then brought a chair over from the other side of the room and as she stood up I stepped up onto it. As instructed she placed her hands lightly on my thigh and I turned back to facing her. Her eyes lit up and with a smile on her face she said that she fully understood what. I sit down. He's right. I need to be locked up. Barb comes and sits next to me. "So you came on a cruise to screw your siblings." Pretty much." No point in arguing the specifics - Alex and I might as well be brothers."Beth says you really helped her over a rough patch." I barely react; one doesn't help one's sister by screwing her. "She also says that you take care of her." Oh my God," I lament, "my family gonna hava right royal fit." I certainly had a fit when I caught my kids."It takes about. .good," he stuttered. The twenty-five year-old saw the huge bulge in the towel and closed her eyes. "I didn't realize how tired I am until I got into the bed." He pulled out his shorts and stopped. "I uh..forgot to take my shorts with me. I'll take them back to the shower to put them on." "That's OK...I mean...we are going to share rooms and tents so we uh...you know shouldn't worry about...you know changing clothes." "OK," he said feeling nervous. He turned away from her and pulled the towel.