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How I Met Your Mother(s)

Unknown to the three of them, his sperm cells were swimming towards a freshly produced egg. it was the roommate syndrome, which had caused her and lania to ovulate in response to luna's heat.

Adult, Alternate Society, Anal, Anthro, Anthropomorphic, Aroused, Ass, Bad Language, Bareback, Bedroom, Bestiality, Big Tits, Blowjob, Boobjob, Boobs, Bound, Bra, Breast, Breast Fondling, Breast Sex, Breeding, Canine, Clit, Cock, Cowgirl, Creampie, Cuffs, Cum, Cumshot, Cunnilingus, Dick, Doggystyle, Ejaculation, Erection, Erotic, Explicit, Facial, Feline, Fellatio, Fingering, First Time, Fondling, Foreplay, French Kissing, Fucking, Future, Handjob, Hard-On, Heterosexual, Human, Humping, Interbreeding, Internal, Kissing, Knot, Light Bondage, Lioness, Love, Lust, M/F, M/F/F, Mammal, Masturbation, Mating, Missionary, Multiple Species, Mythological Creature, Naga, Naked, Naughty, Non-Anthro, Nude, Nudity, Pawing, Paws, Penetration, Penis, Pet, Pre, Pregnancy, Pregnant, Pussy, Romance, Sex, Sexy, Short Story, Straight, Tail Sex, Tailhole, Tailplay, Teasing, Teenagers, Tie, Tied, Tit Fuck, Underage, Vagina, Vaginal, Virgin, Voyeurism, Wolf, Wolfess, Yiff, Yiffy, Young, Young Love, Young Romance

Pokephilia Story (NSFW) - The Star Spangled Lucario (Kiara Pt. 3)

All the while, kiara's eggs were bathed in a bath of incompatible sperm cells, the two just not able to mix to impregnate her.

Breastfeeding, Breasts, Celebration, Cooking, Creampie, Cum, Cunnilingus, Foot Fetish, Independence day, JCSolis01, Love, Lucario, Pokemon, Romance, Story, Story Series

Twin Discoveries

Instead of testes, females had_ovaries_ which produced egg cells, and these cells combined with sperm cells and would grow into a complete egg which was then laid out.

Adolescent, Adult Content, Anatomically Correct, Aroused, Bedroom, Book, Brother, Brothers, Cock, Dick, Discovery, Dragon, Dragons, Drake, Ejaculation, Encyclopaedia, Erection, Explicit, Exploration, Feral, First Time, Fondling, Hard-On, Innocence, Knot, M/M, M/solo, Male, Male/Male, Masturbation, Orgasm, Paw, Pawing, Paws, Penis, Puberty, Quadruped, Scales, Siblings, Solo, Tail, Teenager, Teenagers, Twincest, Twins, Virgin, Wings, Young, dry, mutual, mutual masturbation, reading, twin

Intrusive Interview

Being an incubus should give you full control over your own genitals, down to the number of sperm cells per orgasm."

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Off the Rails

To know that they're bringing a child into a loving family, and to put a little more of themselves into that family than just some sperm cells out of a deep freeze unit. does that make sense?"

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It's a tradition... (Illustrated)

The condom did it's job, and as expected it contained every single sperm cell within it. it inflated a tiny bit with the extra fluids that were on it, and timothy let off the most pleasured, long sigh ever.

Adolescent, Adorable, Adult Content, Anthro, Aroused, Art Commission, Bareback, Close-Up, Colored, Condom, Couple, Cowgirl, Creampie, Cuddling, Cum, Cumshot, Cute, Deep Penetration, Ejaculation, Erotic, Explicit, F/solo, First Date, First Time, Foreplay, French Kissing, Fucking, Handjob, Hard-On, Heat, Heterosexual, Highschool, Hug, Humping, Impregnation, Internal, Kinky, Kissing, Laugh, Licking, Loli, Love, Lust, M/F, Mating, Mouse, Naughty, Nudity, Oral, Orgasm, Passion, Penetration, Pheromones, Puberty, Pussy, Riding, Rodent, Romance, Secret Love, Seductive, Sex, Short Story, Shy, Soulmates, Suggestive, Teasing, Teen, Teenagers, Twincest, Twins, Underage, Vagina, Vaginal, Virgin, Yiff, Young, Young Love, Young Romance

The Scent of Prey, Part 6: Bring Down The Sky

"preliminary estimates indicate a seminal outflow of 14.27 runeterra millileters, resulting in a conservative estimate of over two billion semen cells."

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Companions Chapter 21: Josh

Moaning with every swallow, he allowed not a single virtual sperm cell to escape. now his own horsecock made its debut, seeking some of the limelight.

Anal, Horse, Human, M/M, Oral

Jak's Wild - CH 5

They were going to castrate him, to harvest his dna and sperm cells directly from his testicles. they had already done it to two other victims, who didn't survive the harvesting process.

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Build a Brother

The sperm cells were wriggling about, alive and well. "astounding... we really did succeed," the wolf murmured with a huff. the big pecs of the otter bumped against the back of the wolf.

Cock Growth, Digestion, Growth, Hyperphallic, Incest, Inflation, M/M, Muscle Growth, Muscle Worship, Musk, Otter, Public, Tachi, Vore (soft), Waterwuff, Wolf, dirty talk, hirsute, oral vore

Companions Chapter 29: Darker Horse

That kiss lasted for nearly two minutes as daniel squeezed every trace of jeremiah he could find into the mouth of the mare, each sperm cell a tiny erotic explosion.

Anal, Horse, Human, M/M, Oral

Jowee Loves Mari (Part 2)

Not only were they busy preparing another batch of semen to be released into his mom, they were also busy building new sperm cells, working much faster than they normally would to fill the demand of the young male's sex drive.

Cum Inflation, Incest, Jowee, M/F, Mother/Son, Multiple Orgasms, Vaginal Sex, insemination, raposa, rubbing