Erotic Romance: Science Fiction

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Bred by Her Alien Abductor (MF)
Ella spends her days studying rocks. It's not glamorous work, and her funding is next to nothing, but she hopes to prove life exists beyond Earth. What she doesn't count on is being used as a breeding v MORE...
Dark (MF)
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For Princess Veracity, it was love at first sight. Unfortunately, Dark has never given her any indication that he returns her affection. Even more unfortunately, she's betrothed to marry a man she's qui MORE...
Love in Chaos (MF)
After the world’s population is nearly wiped out, Maggie has been able to protect herself—until now. Captured in the dead of night, she is offered to a man. A leader. Only this man isn’t a str MORE...
The Drunk Monkeys Collection, Volume 2 (MFM)
[Siren Menage Everlasting: Erotic Romance, Futuristic, Sci-Fi,  Menage a Trois, Sex Toys, MFM, HEA] Grease Monkey Riots? Plague? Armageddon? Child’s play for…the Drunk Monkeys. Dolce MORE...
Soft Gold (MMF)
Three hearts can equal one great love... Hera, the goddess of mothering and childbirth, wants more than to be Zeus’s throwaway partner. She wants a lover and a hot romance she can call her own, but she MORE...
Xandore's Naughty Princess (MF)
The planet is counting on Princess Ellegra and Prince Xandore. Their union will assure Procalus is welcomed into the Planetary Alliance. Princess Ellegra is smart and beautiful and won’t take no for an MORE...
The Owned Collection, Volume 2 (MM)
[Siren Everlasting Classic ManLove: Erotic Romance, Alternative, Sci-Fi, BDSM, Public Exhibition, Spanking, Sex Toys MM, HEA] In Bound by Defiance, Alexis Bedlam has been chosen. Selected by the annual lotte MORE...
The Owned Collection, Volume 1 (MM)
[Siren Everlasting Classic ManLove: Erotic Romance, Alternative, Sci-Fi, BDSM, MM, HEA] In Bound by Pleasure, only pleasure could destroy his pain… When an alien race saves humanity in exchange for a MORE...
Claiming Mia (MF)
[Siren Classic BDSM: Erotic Romance, Contemporary, Science Fiction, BDSM, MF, HEA] Mia Ember is suffocating in her life. She has a good job and provides well for herself, but her personal life is a mess. She MORE...
About Dene (MMM)
4 ratings
[Siren Menage Amour ManLove: Erotic Romance, Alternative, Paranormal, Shape-shifters, Fantasy, MMM, HEA] Tamid Farsi couldn’t believe it! He had another mate! A very delicious man who preferred spinach MORE...
Rescue Mission (MMF) (MM) (FF)
Mars is a long way from being a dead world. After all contact is lost with three previous missions, NASA turns to the US military in an attempt to prepare a crew for whatever dangers lurk above, on, or below MORE...
Deadly Connections
Nicarr’s getting married—and about time too, as his wild ways have already come close to causing an intergalactic incident or two, but this isn’t the kind of marriage he’d hoped for and MORE...
Abducted for Pleasure (MF)
When life hits a dead end, it’s time to reach for the stars. Which is exactly what’s happened to Naomi. Fed up and stuck in a rut, she finds herself magically transported to another time and plac MORE...
Zaxe's Rule (MF)
A professional assassin, Zaxe’s job is to kill his target—Helldrick—and get out. This final mission will repay his debt to the king of Gravas and allow him to finally claim his freedom. The jo MORE...
Visions of Iotan (MM)
When Cillian’s daughter accidentally poisons a bison-sized alien child, he goes to prison. But intervention by another alien sends him and his family on a journey to a nearby solar system. Along with a gr MORE...
There Will Be Aliens (MM)
Carlo Russo is having the worst day. Not only has he lost his job, caught his boyfriend cheating, and had one too many shots with his best friend Grace, now he’s seeing aliens too. Big, black, tail-equipp MORE...
Celestial Rebel (MMF)
Taking the pilot’s position on a prisoner transport ship was supposed to help take Celeste’s mind off the anniversary of losing her twin sister, Sasha, to the Black Zone. The prisoners escaping and MORE...
My Tether (MF)
A virus has ravaged the human population. Neriah Warren lives within the Amish community but not even her faith can protect the people she loves. When her mother shows signs of the fatal sickness, there is n MORE...
Kyler's Justice (MF)
~Editor's Pick~ Kyler el Darkos is an elite Gravasian assassin who answers only to the king of Gravas. His mission: Find Balthazar and eliminate him and any of his associates for their part in abducting MORE...
Beauty and His Guardian (MM)
[Siren Publishing: The Stormy Glenn ManLove Collection: Erotic Romance, Alternative, Science Fiction, Romantic Suspense, MM, HEA] The bad guys are behind bars, so why does psychic Jynx K'Vada feel like h MORE...
Love in Danger (MM)
Centuries ago, the planet they cherished was conquered, but now three warriors from an ancient race of gifted beings intend to remedy that. Corin JaKobi and Marcus D’Ath are lovers and members of an el MORE...
How Much? (MM)
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In another world, there is so much magic, the people see no reason to advance their technology. Their history has been altered as well, resulting in a barely recognizable twentieth century. Wes, however, doesn& MORE...
Fueled by Lust: Haemon (MFM)
[Siren Menage Amour: Erotic Romance, Menage a Trois, Romantic Suspense, Science Fiction, MFM, HEA] Someone has a big secret! What happens when he can no longer keep it to himself? Haemon Cavelo’s dr MORE...
Beauty and His Beast (MM)
[Siren Publishing: The Stormy Glenn ManLove Collection: Erotic Romance, Alternative, Romantic Suspense, Science Fiction, MM, HEA] Someone is out to kill Jynx K'Vada and the only way he can protect himsel MORE...
The Scent of Memory (MF)
Twelve years ago, Marisol lost Aren. Now he’s back—pointing a gun at her head and treating her like a stranger.  Rebel hacker, Marisol Martinez, never thought volunteering to keep the hospit MORE...
Chosen by the Alien: Sci-Fi Alien Romance
She takes one desperate chance to find freedom in submission...and power in love...   Katya Solis is an engineer on Argos Station. She spends her workdays on dangerous spacewalks, repairing the huge MORE...
Across the Universe (MF)
For two years, Ares Gallo has been ransacking the galaxy for the woman who meant everything to him. They trained together, killed together, loved together, but now, Anicka Dekker doesn't even know who he is MORE...
1152 titles in Erotic Romance: Science Fiction