They way he looked at me when I walked in made my heart race even faster. He locked up the building then sat in his desk chair awaiting his back massa...e. He said "Thanks for staying late to give me a back rub" and smiled nervously at me. You could feel the sexual tension in the air. I walked around behind his desk and started as usual on his neck and shoulders. I asked him to lean forward to rub his lower back so close to that cute ass. Then as I was leaning over him reaching down to need those. I had to keep my bag firmly over it to avoid completely confessing my perversion. This routine would continue everyday, with her dragging her fingers across her body... Slowly dragging her skirt higher up and letting her hand disappear towards the inside of her milky thighs. It was a Thursday afternoon, on the way home, when things escalated. She came onto the bus, looking disgruntled and almost upset. But then, for the first time, she saw me, the explicit concern and barely concealed lust in. Still, I kept thinking. What was going to happen in the future? Sooner or later Kelly was going to wake up and realize she could do a lot better than me. Or her father might decide to lock her up in a convent school in Ireland. Or she might go off to the International Academy for Genius Supermodels like I occasionally joked with her. Then what would I do?This was added to because the closer I got to graduation, the less I was interested in going to college. I was signed up to take the SAT test. They scampered off, leaving Bob and Megan alone.Megan was watching him. “Are you sure this is a good idea?” she said. “I seem to remember a couple of times in college when things got pretty hot and heavy.”He held up his hands. “Hey, I never touched you anywhere without asking, and you always told me when to stop.”“Yes, but they’re brother and sister, Bob,” she said.“And what were we?” he asked.“Oh!” she said. “I guess sometimes I don’t think of you that way.”They couldn’t pursue just how it was.