A Marine captain returns home after alien contact to find her body transformed into a woman's, exploring her new anatomy in a sci-fi body-modification tale.
#alien
250 stories tagged with this.
An isolated astronaut finds himself plagued by sinister, worm-like alien parasites that threaten to consume and transform him.
On their wedding night in the TARDIS, Amy and Rory are interrupted by the Doctor, who sees their consummation as an educational opportunity.
An amnesiac male sex worker at a magical clinic is prepared by a nurse for his first client—a large alien from a distant galaxy who can only have intercourse with males.
In 2140, strange grey-skinned aliens begin appearing from mysterious craters worldwide, inhabiting human-made spaces while humans mount an offensive against the silent intruders.
A young geologist discovers a strange alien rock that triggers a new cloning era.
A cosplaying Comic-Con attendee meets a stunningly realistic grey-skinned, four-breasted alien woman at a bar and is drawn into a flirtation that blurs costume and reality.
A naked woman is abducted by a group of dark alien figures in a cornfield and carried off for unknown purposes.
A self-proclaimed alien life form trapped on Earth recounts feeling no shame as they navigate a world of ordinary humans, inviting readers into a place of total amorality.
A 15-year-old California boy journal about the last day of his normal life before an alien attack changes everything.
Two teenage boys navigate a post-apocalyptic landscape overrun by aliens while developing feelings for each other.
A female space marine separated from her squad is pursued across an alien planet by an unknown hostile entity.
A geek wakes from a strange dream involving blue lights and missing arms, heading into a day that will prove far more unsettling than a routine morning.
A man is abducted by an alien creature who claims he is 'the one,' leading to a strange encounter in a featureless blue-lit chamber.
A young man with mysterious abilities to alter others' bodies navigates school whispers while beginning to secretly manipulate a teacher's aging, setting up an impending confrontation with a jealous jock.
A meteor shower unleashes an alien parasite that triggers uncontrollable orgasms in its host, as a lone survivor struggles through the aftermath.
An exhausted college student recovering from hours of alien-induced carnal bliss tries to avoid his affected classmates before one of them shows up at his door.
The Enterprise crew visits a planet of exotic four-breasted alien women, leading to an extended orgy of interracial exploration.
A young man with mind-control powers must rally his allies and prepare for an impossible battle against a demonic alien fleet, while keeping his romance with Summer a secret.
A disaffected young man living with his girlfriend in North Carolina anticipates a second chance while struggling through an endlessly repetitive daily life.