Ren realised she was no longer the scared girl he had known but a mature woman, his equal in her own right. She wrapped her legs around his hips and c...utched his shoulders close as he began moving rapidly against her. Ren lowered his head and kissed her deeply as his body forced him to set a rapid pace. He swallowed her whimpers and moans as he kissed her. Rapidly pressure began to build low in his stomach and he felt the tingling beginning in his balls that heralded the approach of his climax.. "We...need..to do this....more...ofTEN!" she lost herself in her pleasure and I soon realized I was nearing my end. My legs locked, other than the fact that they were in handcuffs, and I blew my load into my little sister. As my orgasm ended I realized my sister hadn't stopped. She was continuing to ride my dick, which had stayed hard, despite the growing discomfort that was coming from it now. Finally finding my voice, I cried out, "Jenna stop, I'm done, get off!" "No.." she rasped, "Not even. I began kissing each nipple in turn, burying my face in her mounds, then nibbling and sucking lightly. Mom held my head to her bosom gently. Ooh, that feels good, honey! she murmured. I kissed her on the lips again, and she responded enthusiastically. I began to alternate between nibbling her nipples and kissing her mouth. Her softened lips began opening wider and wider, and then I felt her tongue licking at my mouth. I responded, and we deep-kissed for a long time. Honey, would you like to see. I said it because it was the way we had agreed on. I’d have my way with her, then I’d be nice to her. Why the hell was she so distressed? “Why are you crying like this? I was just being honest!” I said while getting her face in my hands, while she sniffled and sobbed, disconsolate, looking down. “You can’t do this! You can’t say you want me to feel pain, you can’t say you want to humiliate me, you can’t hurt me like you did, and then tell me you love me! You don’t! You keep playing games with.