Sucking the head. Licking and sucking my clean shaven balls. I would have sworn my cock grew even bigger. My cock was rock hard, erect. Ready. The gir...s giggled and repositioned themselves lying on their backs asses at the edge of the bed legs in the air. I moved to fuck Sarah first. Rubbing the shaft along her slit. Back and forward. "You ready?" I asked. I pushed the swollen head against her spread labia. The little pink circle. "Yeah Do it! Fuck your sisters juicy wet cunt boy." I thrust. . I move back against the wall, to let them past. You stop in-front of me, holding the handrail, bumping backwards into me as the train lurches off.You glance round and mumble an apology... I'm taken by your slight smile, your glossy hair, and very aware of your scent, fresh, sharp... I glance back down at my phone.The train lurches again, and you press back into me, moving slightly against me... This time, no apology, in fact, I imagine that I feel you shiver slightly...Still trying to focus. But not too much. By now my sister is clearly uncomfortable, she is moving this way and that, and I bet that her ass is quite tender. That, after all, was my plan all along: tenderise her bottom with light hits that don't count in her eyes, so that the real hits later will have much more of an ... impact.Anna must have realised the same thing, because suddenly, without any increase in strength on my part, she says 'One'. I stop tapping immediately, because from now on I have to make it count.. After the normal introductions, my parent and my brother and his wife started supper, but suggested Bobby and I go out and grab a burger and get acquainted better. I didn't have a drivers license yet, so he drove his Mom's car and we went out to town. We grabbed a burger at a local burger joint and the he suggested we go to a movie. He said it was a very special theater in downtown. I reluctantly said OK because I was not much into movies. We got to the theater in a seemingly bad side of.