The office was complete with a matronly, yet obviously efficient secretary who gave me a stern once over before alerting her boss.My cousin Pamela sat...behind a very feminine desk that one might see in the office of a fashion magazine or interior design company CEO. Her trademark smile broke out as I entered the room."Welcome, sweet Bobby, to my secret world," said Pamela in a soft voice. "Ready for some fun? And maybe a few shocks?"I still did not know what to expect and I'm sure my discomfort. I'm lying on my back head propped on the couch arm with your back to my chest, your head is resting on my chest. We're comfortable.The movie is getting a bit slow... not so much you want to stop watching all together, but enough to make you a bit restless.I start my hands gently running my fingers along your stomach and lower chest - avoiding your "fun bits" for now. Light pressure with the fingers, but not quite enough to tickle... then I kiss you on the back of the head, maybe a few minutes. Her pussy muscles squeezing hard as she screamed in pleasure, and more pussy juice flowing out around my dick. "That's it you dirty old slut, cum all over my dick," I yelled. She slowly ground her hips into me as she continued to cum.As her orgasm waned she fell onto me again, breathing heavily. She looked up at me, smiling, "oh my god thank you. Did you cum yet?" I shook my head and said, "I wanna take you from behind." She slowly nodded as she pushed herself up. She lifted off of my. Really, not knowing what to think."One thing we have to remind ourselves; I am your mother, you are my son. What we did is called i****t. Everyone would frown on that. It is not an accepted practice, mothers don't fuck their sons. I am not blaming you. I got caught up in the heat of the moment, so it was just as much my fault, do you understand?" I understood, but still did not want it to stop. "I understand Mom, I am sorry." Please do not be sorry," she said. "I am not sorry, you made me feel.