She was really into it and grinding against me, so I knew this was a good time for my next step: I wetted my thumb and slowly slid it into her ass whi...le I continued stroking into her. She gasped and arched her back, but then pushed back against me and rode both my cock and my thumb. She rarely came through penetration, but this was one of those times. She shoved herself back and forth so hard that I was merely holding myself still and absorbing her thrusts for a change. She cried out loudly. " she blushes as she giggles as I hold on to her ass tightly and bring her up the stairs and into our bedroom that we share with her younger sister as I drop her on to the bed and get on top of her as I take my shirt off and place my hand on my cock as I slowly take it out and slap it on her face smirking." Don't worry baby as long as you don't make to much noise while I fuck your little body, my little slut" I say while I place it on Bobbi's lips before I shove it in her mouth as I started. She soon found that the more she walked the more intense the vibrations felt inside and she was soon having her first orgasm and she was not at the bus stop yet.She finally managed to make it to the bus stop but she had to sit down fast as she could barely walk and her panties were soaked and she was relieved when she saw the bus coming as she new she had an hour before she got to school. As she got on to the bus she saw her friend sitting down waiting for her so she walked over and sat down. This was not safe. I knew she was not on any birth control. I had also not brought condoms, since this was the last thing I ever expected to be doing with the incredibly reluctant Melissa.I pushed forward just at the moment Melissa also happened to arch her back. My dick caught at her opening and instead of sliding past, was forced down and slid just inside.We froze, her warmth and wetness surrounding the head of my penis."Oh God," she breathed.I started to pull back but Melissa grabbed my.