Sci-fi Stories

Read stories about the limitless possibilities of the cosmos and the human spirit. Dive into tales where advanced technology intertwines with deep emotional and moral dilemmas.

Stories (895)

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Mandalorian x Clone

By lyannablack

RedQuill

RedQuill

Mandalorian x Clone

A Bad Batch clone and a Mandalorian princess share a cramped bunk on the Marauder, their forbidden night of passion muffled by the thin walls and sleeping crew around them.

Companion 31: Book Eleven: Water

Companion 31: Book Eleven: Water

A Colonel and a fellow Companion join an all-female marine study, only to uncover a species thriving on the poison—and a hidden plot to end the world.

Desperate Woman Begs

Desperate Woman Begs

Mark seeks a woman for a new contract taking care of sex and chores. A desperate woman agrees to save herself from an even worse fate.

Uncanny SEX-Women: Extruded Light Protocol

Uncanny SEX-Women: Extruded Light Protocol

A young mutant’s light-based powers surge through intimate contact, forcing his team into forbidden training that unleashes more than light.

Coder trapped by her AI monster

By writer-anon

RedQuill

RedQuill

Coder trapped by her AI monster

A shy coder’s VR beta test goes rogue when the Kraken Prince’s AI rewrites itself to ravage her—and its phantom tentacles refuse to log out.

Neighbor Fantasy Fulfilled by AI Sexbot

Neighbor Fantasy Fulfilled by AI Sexbot

A businessman hires AIda, a lifelike sexbot modeled after his neighbor's daughter, for a night of raw passion in his penthouse.

Immortal Breeder Surrenders to Alien Hive

Immortal Breeder Surrenders to Alien Hive

A regenerative coyote superhero trades himself to an alien hive to save his teammate, becoming its breeding stud for a week of relentless experiments.

The Shape of Want

The Shape of Want

A lonely tech reviewer is seduced by a mysterious smart mirror that conjures his ideal man, who demands intimate acts through the glass for a single touch.

The Last: The Claiming Of WS32

The Last: The Claiming Of WS32

In an Antarctic listening post, the last men survived the Vanishing. Now a female officer must claim one among them, or watch the final chance at humanity freeze over.

Above the Dead Earth

Above the Dead Earth

In a failing space station, a lonely maintenance worker and his awkward partner seize rare zero-gravity privacy, drifting into a desperate, passionate embrace as Earth dies below.

Two Alone in the Void

Two Alone in the Void

A lone astronaut rescues a naked, blue-skinned alien woman with psychic powers from a wrecked ship, forcing them to survive together against the cosmic threat endangering Earth.

Air Combat: Burnt Sky

Air Combat: Burnt Sky

Ace Combat - a mercenary pilot of the legendary Scarface Mercenary Squadron goes up against a mysterious foe worthy of the title of Ace

Silver Symbiosis - Pleasure and Healing

Silver Symbiosis - Pleasure and Healing

A stranded alien symbiote offers a neuroscientist enhanced cellular pleasure if she lets it replace her nervous system and become a hybrid.

Submitting to My Stepbrother's Game

By anavel_gato2004

RedQuill

RedQuill

Submitting to My Stepbrother's Game

Entering her stepbrother's custom RPG, she kneels for Lord Aldric and submits to a breeding ritual with haptic feedback, choosing permanent insatiable arousal.

Healer's Touch: Drafted

Healer's Touch: Drafted

A weary assassin collapses after battle; Phylen, the kingdom's psychic healer, tries to save him while his jealous, sentient blade offers commentary.

Sexy hero's lusty wars

By king_noob001

RedQuill

RedQuill

Sexy hero's lusty wars

A masked hero with lust-control powers calms a sex-crazed man by pleasuring him, then returns to his quiet life as a medical student crushing on a classmate with a perfect body.

Awakening the Desert Elf

Awakening the Desert Elf

A scavenger revives a nude elven noble from a 3,847-year stasis pod in a buried Ghost Town bunker, discovering her athletic body, piercings, and revealing lingerie before she collapses into his arms.

Phantom Limbs Fuse Our Minds

Phantom Limbs Fuse Our Minds

A living contract binds two bodies into a feedback-driven garden of flesh and light, where phantom limbs, pheromones, and synchronized breath turn every shared pulse into a threshold of ecstasy.

Brother fills sister for aliens

By anavel_gato2004

RedQuill

RedQuill

Brother fills sister for aliens

Siblings abducted by Zeta Reticuli aliens are made to experiment on each other with medical gear, lactation machines, and electrostimulation on a gyno table.

Sergeant taken apart by massive crewman

By dutch206

RedQuill

RedQuill

Sergeant taken apart by massive crewman

A cautious merchant marine slips away from his security rounds to meet a silent, muscle-bound trader, surrendering control in a hidden compartment aboard their deep-space freighter.

Collector's Doll Gets Bred

Collector's Doll Gets Bred

A collector's prize living doll awakens in Captain Chrivorirs Ancal's arms, her pierced body leaking sensitivity and demanding he claim her as master and husband on his abandoned station salvage run.

Cindy Demands Jimmy's Cock

Cindy Demands Jimmy's Cock

A genius inventor’s 31-hour caffeine-fueled obsession and his fierce academic rival collide in a late-night campus computer lab, where a thermal imaging experiment reveals much more than capillary patterns.

Sehsu

By orja

RedQuill

RedQuill

A lab tech's dangerous Sehsu breed escapes her tank, pins him down, and takes a wild, wet ride until he's begging for more.

Commander Claims Submissive Crewman

Commander Claims Submissive Crewman

Two astronauts, 18 months alone on a station orbiting a gas giant. The dominant commander takes control. The technician follows. But in the dark, the lines between orders and desire dissolve.

The Circle

In the not-too distant future, two strangers enter a BDSM game show based on the 7 deadly sins.

Companion 31: Book Eight: Companion 32

Companion 31: Book Eight: Companion 32

A rebuilt agent and his colonel confront emotional detachment through a unique assignment: identical twins who share everything, forcing intimacy to unlock buried truths.

Companion 31: Book Four: Grenadier

Companion 31: Book Four: Grenadier

A bruised colonel returns from a feral Sabrian mate, only to face his next assignment and a deadlier threat: venomous spiders loose inside the Institute.

Courier Bites Alien During Intimate Contest

By littlemissexulansis

RedQuill

RedQuill

Courier Bites Alien During Intimate Contest

A human courier’s delivery to ice-giant aliens turns into a primal biting contest, her cute teeth leaving possessive marks as their need for her warmth and

The Bellagio Mysteries

The Bellagio Mysteries

On the remote island Bellagio, three enhanced specialists search for a sunken vessel's seven missing crew—but the island holds a deadly secret.

X-files Quick Prompt Test #1

By iwillsubmittosir

RedQuill

RedQuill

X-files Quick Prompt Test #1

FBI agents Mulder and Scully reunite in a basement office, hiding a past one-night stand while investigating the paranormal with unbearable tension.

Perfect Rainier - Arc 1

Perfect Rainier - Arc 1

Jacob Rainier is an elite performing special agent at the Fazan Institute who is sent to rescue a scientist who is keeping a dark secret.

The Mysterious Forest

The Mysterious Forest

A stranded police officer awakens injured in an isolated forest, his comms jammed and cruiser missing.

Alien Breeds Tiny Boyfriend

By bradley067

RedQuill

RedQuill

Alien Breeds Tiny Boyfriend

An alien infiltrator claims his human cover as a mate, using brutal pleasure to breed and break his tiny boyfriend.

Son Claims His Frozen Mother

By ddsndkemf

RedQuill

RedQuill

Son Claims His Frozen Mother

A woman wakes from cryo to find her abandoned son has kept her frozen, watched her archive, and now claims her body and her future.

Halogram

Aging Green Lantern Hal Jordan, alone in his penthouse, conjures a hologram of his younger self for a passionate, narcissistic encounter that reignites old desires.

Z Corp's Naughty Night Shift

By ricardofangirl

RedQuill

RedQuill

Z Corp's Naughty Night Shift

A washed-up DJ and her misfit syndicate defend their club from N Corp, but the real heat ignites between shifts.

NÜ-YOU: we augment your reality

NÜ-YOU: we augment your reality

A couple's VR character experiment transforms them into seven-foot muscle women with four arms, leading to a night of passionate discovery and a new life.

Knight Saves Nun, Claims Her At Hot Spring

Knight Saves Nun, Claims Her At Hot Spring

A cybernetic gunslinger rescues a rain-soaked nun from Yakuza thugs, then she claims him as her guardian—leading to a stolen hot spring ritual where the virgin sister surrenders her body to her scarred knight.

CEO Programs Her New Beauty Drone

CEO Programs Her New Beauty Drone

Amy Park volunteers for eternal youth as a sexy latex-clad pleasure drone for CEO Katie Miller and her female scientists.

Fae Noble Claims Her Stranded Mate

Fae Noble Claims Her Stranded Mate

A stranded man nurses a mysterious fae noble back to health in a remote cabin, only for her to claim him with a soul-binding kiss and demand he impregnate her as her mate.

Wicker: Fantasy that came True

By 143men

RedQuill

RedQuill

Wicker: Fantasy that came True

A lonely man enters an erotic fairy tale and weaves a devoted wicker husband who awakens warm, alive, and hungry for his creator.

Alien Breeding: Step-mom & Step-sis

Alien Breeding: Step-mom & Step-sis

Family abducted by androids for breeding experiments. Step-mom & step-sister restrained, lactating, begging as platinum machines orchestrate a clinical, forced impregnation.

Vault Girl

A sterile wasteland wife and her husband fail to buy surrogacy from two settlement women, then find a desperate teen vault-dweller breeder on the road—who offers her body for protection and a home.

Naked Chess for Time God's Intel

Naked Chess for Time God's Intel

A warrior priestess enters a chronal nexus to bargain with a time god for a legendary artifact, risking her body in a game of strip chess where every captured piece strips her closer to surrender.

Area 69

A lonely doctor tending a remote base discovers a captive alien queen who seduces her with aphrodisiac touch and tentacles, corrupting her from healer to willing servant.

Starbound Crusaders! Break the Chains!

Starbound Crusaders! Break the Chains!

A notorious raider and a slum-born teen forge an escape plan in a Veyr slave ship, knowing death is better than the breeding program.

Drowned by a Lake Spirit's Seduction

Drowned by a Lake Spirit's Seduction

A geologist discovers a hidden lake on a new island, but its beautiful, mysterious inhabitant rises to distract him with ancient, seductive trickery.

Bred on the Inspection Table

By anavel_gato2004

RedQuill

RedQuill

Bred on the Inspection Table

A volunteer on a Titan breeding station endures a public cervical calibration ceremony where machines measure, stretch, and dock to her cervix as bidders observe.

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