It was gentle at first and quickly escalated into a long and deep tongue kiss. Scott was momentarily shocked and then responded and matched her force ...nd movement. Randi was the first to end the kiss and she sat there staring at her brother."That was unfucking real, no one has ever kissed me like that," she responded with a flushed face. "Look at what you did to my girls."Scott looked at Randi's chest and could see her nipples straining against her bra and blouse. Throwing caution to the winds. " He hesitated a moment then added,"That is if you really, truly want to be my little girl." I, I, thank you Daddy," I was hugging him hard when my brothers knockedon the door."Come in," he told them.They were looking me over, I'm sure it was to make sure that I wasn'tcrying because I was hurt."Mark, Jerry I'm going to ask you both to please keep looking out foryour little sister while she's home on weekends," said Daddy."Home on Weekends? Is she going somewhere Dad?" asked Mark my. M ended up in her G string and both of us guys ended up with no pants and our cocks out. We were both semi to hard. After a while I excused myself to go to the bathroom wondering if anything might happen. When I returned nothing seemed to have. I suggested that they should kiss (we were young). After a while they did, which was a huge turn on. I watched them kiss for quite a while. He couldn’t resist feeling her tits and M started stroking his cock. I watched while he reached down inside her. . You really want to see.." She said then unzipped her top down past her bra."Nice!" I told her. Now pull them out, over the top of your bra. Come on."She stopped, looking at herself from years ago. She was naked on the bed playing with a vibrator as the three men in the room watched.Her hands grabbed her left tit, then her right and pulled them over the top of the bra. They were big, a little fat, but still well shaped. She started to put them back into her bra when I told her to stop. "Play.