Reset
Acting more like a virus cell than that of a normal sex cell, the organism uses the sperm cell to impregnate cells other than a female egg. forcing it's dna into the other cell starts the cycle of development.
Ghostly request and Ghostly reward
No fewer than seven more times did she make him come, but unbeknown to the carrie and gumball it would have big consequences in 9 months' time, as gumballs sperm cells raced to fertilize an egg in his mother's womb. "no more, please."
A Shiny Bauble
He relaxed and let it engulf him further, feeling the tennis-ball sperm cells sliding along his body. he swallowed a few of them, feeling them wriggling down his throat and into his rump, grunting as his navel and nipples were invaded as well.
Seduced By A MILTF
"oh archie, you horny doggy, you love the way a sexy whore like me takes you, you want me to milk your balls dry of your sperm cells, give this old busty, sex-crazed-whore your seed." moaned jeanine excited.
Dawn of a New Age
The majority of the sperm cells would always remain unchanged, and therefore only a few seeds could be produced at a time. those seeds would need to develop inside the mare's host body, incubating.
Good Dirty Family Fun
When he squirts inside the girl's vagina, he releases special cells called sperm cells, and those are what fertilize the egg cell." "and then..." said nelly, "the egg cell eventually develops into a baby!" "wow..." said lil and lou simultaneously.
Chapter 4 -- Explosion from Heaven
I later realized that it was in fact my testicles finally maturing and producing the very first sperm cells within me. "d-dad," i whispered again, looking back at my father. suddenly, my father looked incredibly perfect.
Housewarming in Heat, Chapter 5
She could _feel_ knaster's essence inside her--warm, wet, virile seminal fluid that stuck to her insides, containing some ridiculous number of tiny sperm cells that were right now attempting to do something they really should not have been allowed to do.
Horny
Where each egg had been- there is now four sperm cells instead! her small ovaries started to swell tremendously into giant testicles while still inside of her!
The Devil May Care 3
He could feel how many times he had cum in the night, how many sperm cells that he had given to his slave via the oral exchange in the night. he could sense how many people had enjoyed time alone or with others in the apartment building.
Dreams Come True
Fill me with your cream until every last sperm cell you have is inside me, hunting for my eggies" foxanne exclaimed as she started to feel my load tingle with life as my seed started searching for the eggs that she released.
Chronicles of a Dog-Lover - Part 2
One of the bigger sperm cells began to push upward and then began to press along that belly and suddenly wriggled against the boy's pulsing cock, starting to squeeze in, making the slit spread as the cock would begin to squeeze it down.