" "I'm not on birth control." "That's not what I asked. Your pussy or your mouth." "My mouth." He climbed on top of me and straddled himself over my b...oobs, kneeling between my arms with his knees in my pits as he jerked off his giant cock. His big balls were resting on my collar bone as he began to moan and grunt and pressed his head against my lips. I opened my mouth and his load started to shoot hard and fast to the back of my throat. I watched his big veiny dick tense up and release with. He was trembling – with nervousness or just plain lust, he wasn't sure of. He looked into his sister's eager, expectant face and gave into his wanton feelings. He grabbed her ass and pulled her groin against his straining cock as he kissed her hard and then slipped his tongue between her lips. They kissed hungrily for a few minutes; their hands roaming all over. Then she pulled his tee-shirt over his head and he did the same for her. He fumbled with her bra strap until she giggled and showed. Events went smoothly; the full Flock were joined by "Shriek's" crew in "Infamous's" deserted Admiral's quarters and the debriefing began with "Shriek's" part.The voyage under her own power from the anchorage to the epsilon was covered on the tapes backed up by the recollections of the crew. All were satisfied that it was uneventful. The time spent hove to in the epsilon was then cleared. The manoeuvring into the boundary layer was very closely examined and cleared.The tape of the layer journey. ’ She didn’t even know what she was begging for any more. Was she begging for it to stop or to never end? He shut off the machines and untied her as he also shut down the live feed. The rest was just for them. He gently led her over to the bathroom where he released her from the corset and the cuffs. He took off the mask and let her blink as her eyes adjusted to the dim light, seeing the naked man in the mask before her. He pulled the ear buds out of her ears and gently led her into the shower.