None of the suggestions appealed to me."Coop Group," I said, and everyone looked my way."That's stupid," Tracy was quick to point out."No it's not," S...irley said. "Don't you get it? We were pinned up here while everyone else was at home enjoying the holiday. I think Coop Group is a fitting name."I thanked her later for arguing on my behalf but she said she didn't do it for me. "You're choice of names best describes us," she said."What day in February is your birthday?" I asked. We were half way. She then brought her body closer to mine and began whispering to me, "C'mon baby, cum for me. Give me that cum baby. Shoot it right here in my hand as if you're flooding my hot pussy with it." Her voice was so damn sexy. I've never heard her talk like that before. My mind went crazy and I felt my balls expanding in no time."C'mon baby, shoot your load in my hand. C'mon, do it baby. Mmmmm, you're sooo big."Then it happened. My cock exploded like a volcano. Cum shot at least two feet in front of. Something odd clicked inside Emily’s mind. It felt as if she were about to have an epiphany. She turned tensely to Tom and hissed, “What did you just say?”“Don’t you remember? The circular depression that starts the stairwell, that’s one extra 18 cm step, right?”Emily blinked. Tom was right! To reach the stairwell from ground level, you had to take that extra step down. “My God,” she whispered as her mind worked some numbers in her head. “Jada! We have to keep on going down. We’re almost. I stood hunched over my sister now, my legs still spread, and put my cock right back in her tight little snatch. When my thrusts resumed, they were rhythmic and thorough. I wanted both girls to know the capacity of my cock. Clara finally started showing some pleasure. She moaned in time with my thrusts, her sounds getting louder each time I pumped. Several minutes into our modified doggie-style fuck, I pulled Clara’s upper torso upright, continuing to fuck her while I reached around in front of.