What mattered wasn't MY sperm, but Omar's sperm; which was then, at that same moment, swimming madly upwards towards the tiny opening to Mara's cervix... and then on to the fertilization of at least one of her eggs! It was the whole reason we'd flown down to Kenya in the first place.Before leaving the bathroom, I carefully wiped up every last trace of my sperm from the sink bowl, and then flushed it away. Once again, I did not feel any sort of regret that I was throwing away MY OWN SPERM. Not at. "How are you doing on the algebra assignments I gave you?" she said, changing the subject."I'm working through the problems but I don't think I will ever like math." I'm sure you'll do fine," she told him."I need to get home. I have homework to do," he said taking a deep breath and letting it out slowly."If you get need help, just call me," she said looking into his eyes. "I'll do whatever I can."David smiled at her and nodded his head catching the double meaning in her statement. "Thank you.. ” Donna said in a hoarse whimper. “Never saw anything like...”“Ahhhhh,” I moaned as ecstasy began to radiate through me from my aching prick. I was going to cum soon. Watching my sister’s face, I eagerly waited to see the reaction of my imminent explosion.“Oh fuck...” I moaned again, louder this time. I arched my back. My legs shook. I knew that I was exaggerating my lust, but putting on a show for my sister was turning out to be even more exciting than I thought it would be. The more I moaned. Mr. Richards ran his hands down to her ankles. He brought her legs up until her knees were on opposite sides of her face. Mr. Richards then dug into her pussy even more. His lips and tongue caressed every inch of her womanhood. Cindy continued to moan when all of a sudden she didn't feel his tongue anymore. She looked up and saw his sitting over her. His massive thick cock in his hands, eyeing her.He took his cock and lightly tapped her wet cunt. The slapping drove Cindy wild. Mr. Richards was.