She replies that I can't do that cause it is that time of the month for her but that she still wants to completely take care of me. She slides off the...bed and asks me to slide down to the edge of it. She starts slowly licking my balls and taint then back up to the underside of my cock. I prop up on a pillow under my head so I can watch her once I'm set up. We never lose eye contact her brown eyes looking blissful licking back to full erection. From the underside of the head of my cock down to. She took a long look through the peephole to give herself another chance to back out. Instead, she was reminded why she chose to text him of all people. She opened the door with a smile, which he returned."Hey!" he said."Come in," she replied with a smile.As he walked past her into the entryway, she could tell by his glance that she'd picked the right outfit."Sorry, I was just working out." It's fine," he laughed back.She was wearing her loose-fitting running shorts. The ones that were too. You scream and the birds lazily resting in the trees suddenly take flight. Your eyes are wide open as you look down on me still licking and sucking in all those warm flavorful orgasmic juices. You call out my name and tell me to please stop, that you cannot take any more. Please you tell me to stop, but I know better, I know exactly how to push you on, until you will eventually lay back thoroughly exhausted, but we are not there... not yet. I go back to licking your clitoris which has swollen,. . I ... I'm so sorry Jenna", and quickly turned, smacking my rock-hard 8-inch boner on the vanity.I was confused; she was absolutely the most beautiful creature I'd ever seen, bar none. The fact that she was my sister added to my confusion. I lay down on my bed, and jacked off furiously to the vision of Jenna naked. Later that afternoon, I heard a soft knock on my bathroom door. "Come on in", I said. Jenna entered, and quietly sat down on the bed. "Jamie", she said, "I want to apologize for.