OMG! She was so tight. I was feeling so much warmth inside her. It was like her pussy got closed like an iron door and I was using a big log to break ...nside.After some time, she just pushed me and lifted herself up and down and rode my cock (As I said before, she was an aggressive one, but she looks so soft and innocent).I didn’t want to be lazy like her so I started moving up and down. She stopped moving and fell down on my chest. My sister buried her face on my chest. I just kissed her head. Kirsten had pretty much gotten over her scare from the snake, back in April, but she still made Mike check the bathroom before she used it, every time, and she still tried to use the bathroom at the office as much as possible.As big as she was getting, it was going to be better when she could take showers; she'd used the tub for baths, mostly because a stopper was in the drain, between her and anything that might crawl out of the sewer. But, it was difficult, and going on dangerous, for her to. .. what are you wearing?" asked Jamie.Sam blushed a bright red. "Um, well.... Coach suggested I wear, um...this for my workout today," he stammered, trying to pull the hem of thesweatshirt down. "She had it sent over to my dorm room this morning." Thesweatshirt slipped off his shoulder, revealing a bright blue shoulderstrap.Jamie scratched his head, trying his best to be supportive of... whateverit was Sam was going through."Well, you certainly look... sporty?"Sam frowned, dropping his arms. "I. I then gave another good push and her eyes almost popped out and she let out a big “AHHHH” and her hands were pulling the cot. Then I slowly started the to and fro motion of my dick and she began moving her hips in sync.I increased my pace, with my hands grabbing and pinching her boobs. She began responding with an equal increase in her moan volumes. The pounding continued for some time and as we both realized we were reaching our climax. Her hands were struggling and she started screaming and.