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A day in prison

Arching, then relaxing, every time he ended a cycle.

Erotic, Fox, Friendship, Heat, Human, M/M, Prison, Rape, Short Story

The Second Cycle: Chapter Four

Sain reached out and turned the temperature on the water up a little and murred at the heat running down their body in steaming sheets.

Cunninglus, Dragon, Dragoness, Hotel, M/F, Military, Oral, Shower, Wolf, tank

Orifice Space

The pitbull needed not only refuge, but also sex. she hadn't mated with anyone in quite some time, and she was in the heaviest point of her heat cycle. her womb burned with a wanting flame that only a deep dicking could douse.

Dildo, F/solo, Heat, Masturbation, Office, Pit Bull

A Father in Need

And heat cycles.

Anal, Blowjob, Cloacal Sex, Cum, Double-Penetration, Father, Foot Fetish, Frottage, Gay, Handjob, Implied Sex, Incest, Kinky, Kissing, Love, Male/Male, Masturbation, Mating, Rimming, Seedot, Son, Swellow, Threesome, Voyeurism, grandson, husband

Heating Up by Cooling Down

They hadn't even started yet and already the ram's anticipation for sex was causing him to feel the heat of his partner against his back just a little more; the merest sensations amplified the excitement of what was to come.

Anal, Bondage, Caprine, Cum, Domination/Submission, Gay Relationships, Heat, Ice, Love, M/M, Male, Mm, Murine, Orgasm, Ram, Rat, Reach Around, Rimming, Rodent, Sex, Sheep, Spanking, Temperature, Yiff

The Red Ones

The regulator provides a means of stimulating an immediate cycle of estrus, and generally within 30 minutes of activation the woman is fully in heat and ready to go, and can then turn it off and go back to normal at the end of her workday.

Barbs, Feline, Forced Heat, Forced Sex, Forcedshifting, Gender Shifting, Heat, Humiliation, M/F, Medical Procedures, Punishment, Rape, Slavery

Heat 14

I hope you all enjoy, only 2 more chapters of heat to go the the new heat series will begin with all new characters and a long story arch. "that's all of them," eric announced giving a sigh of relief and resting back in his flightseat.

Anal, First Time, Gay, M/M, Male, Pony, Rimming, Sci-Fi, Violence (Not In Yiff), Virgin, Wolf

Psychosomatic Oestrogenesis

As she walked back i could see a sway in her hips, and i felt the accursed rumblings deep inside me. "you're not in heat, humans don't go through an estrus cycle, much less males.

Condom, Cowgirl, Doctor, Heat, M/F, Multiple Orgasms, Oral, Prompt, Sex, Vaginal, quickie

Two Halves of One Whole, Finale

As she tried to get rid of the insatiable desire to be fucked and bred.

Aggressive female, Anatomically Correct, Canine, Condom Use, Cum, Daughter, Father, Female, First Heat, Handjob, Heat, Incest, Knot, Knotting, Male, Pawjob, Sex, Story, Straight, Virgin, Virginity, Wincest, erotica, estrus

In His Heavenly Clutches

"holy...f-fuck...night, i think i'm g-gonna cum!" the gryphon gave his warning, well aware that his lover might not be in the safe part of her cycle...but he trusted that she'd move away from his knot, if that wasn't the case.

Breeding, Creampie, Cum, Feline, Female, Gryphon, Heat, Impregnation, In Heat, Interspecies, M/F, Male, Multiple Orgasms, Orgasm, Penetration, Pregnancy, Sex, Taur, Vaginal, Vaginal Sex, clutch, cum inside, estrus, quadrupedal

Punishing Heat

Some people said that they actually transformed into animals, mating and breeding mindlessly with no thought except for the heat of need that was built up.

Age Progression, Barbs, Human, Impregnation, In Heat, Incest, Leopard, Lion, M/F, Magic, Rape, Teasing, Transformation, dreaming

Fay's new hardware

He could feel her need in the way her sex clenched around his digits he could see the intensity of it from the positively red skin surrounding her clean sheared sex. "i'm on birth control... i just have intense heat cycles."

Breeding, Cyborg, Fay Spaniel, Female, Heat, Knot, Male, Male/Female, Sex, Sheep, Starfox, Transformation, Transgender