He couldn't wait for her to return home later than afternoon.When she did come back home, she slipped off her heels and reclined on the sofa to relax ...efore preparing dinner. Billy knew that she would eventually fall asleep for a quick nap and then he could make his move.He headed back to his room pretending to play when he was really waiting for his mother to fall off to sleep. He could tell by her breathing and an occasional snore that she was out. He waited for about ten minutes while. My wrists were still tied to my ankles so I felt even more helpless than before but at the same time strangely excited. Since Dan had been the first guy to fuck me in the ass, he naturally felt inclined to show the newcummers how to proceed. He made a production out of lowering my panties to expose my soft and vulnerable bottom which he proceeded to give a half dozen solid spanks. This excited him enough to give him a restored erection and since I always prepared myself for whatever the guys. Flat as a board, that was me. I mean I just barely even filled up a A cup.But the summer between twelve and thirteen, everything changed. I just all of a sudden started to develop. First my boobs started growing. I mean ohmygawd they would get bigger every day. They were always so tender and it just hurt so much even to touch them. But Gawd, I loved having them. Finally! But then when I would hang around the school, I'd start to get these looks First from guys. I liked that attention a lot! I. The flat white plane of Julie's belly trembled as his searching fingers exposed the slit of her open crotch, and her rib cage rose and fell against his heaving chest, her nipples becoming hard as little beach pebbles against the material of his shirt.Then two fingers were pressing into the warm opening of her pussy, plunging up, up, up, past the hard ring of muscle that released its tightness to allow this intrusion."Aaaahhhh!" she cried out, screwing her hips up to meet his thickly probing.