Books like 'The Initiation of Pb500'
Readers who enjoyed The Initiation of Pb500 by Kyle Stone also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.
futuristic sc-fi romance mlm steamy lgbtq dark aliens slavery captivity
-
Zercy by Kora Knight
Rated: 4.40 of 5 stars · 21 ratingsEmergency landing. Uncharted planet. Erotic captivity of epic proportions. Right when Captain Alec Hamlin thinks it can’t get any crazier, his team is sold to their captors’ mighty sovereign. King Zercy of the Kríe. Ruler of the planet’s most formidable species. Man, is he imposing. So regal and larger than life. And way too savagely handsome for Alec’s liking... -
![Deb and the Demon by Honey Phillips]()
Deb and the Demon by Honey Phillips
Rated: 4.32 of 5 stars · 22 ratingsAn alien prince. A pregnant slave. Deb is ripped away from her comfortable life on Earth and sold as a slave to a vicious alien. Six months later, all she has to live for is the child now growing inside her. Her child’s safety is worth any price, even submitting to the disturbingly attractive alien who has just purchased her. Rastrath hides a sharp mind behind a careless facade... -
![Severing Sanguine by Quil Carter]()
Severing Sanguine by Quil Carter
Rated: 4.53 of 5 stars · 12 ratingsAfter being exiled from his only home Sami found himself alone in the greywastes at the age of six. From then on it was just him and Barry, his old teddy bear who kept him company and didn't mind that Sami had red eyes and pointed teeth. Though Sami always longed for a real friend, someone who wasn't always telling him to hurt himself and others like Barry sometimes did... -
![Ull by M.K. Eidem]()
Ull by M.K. Eidem
Rated: 4.24 of 5 stars · 24 ratingsUll Rigel is a fit and worthy Tornian warrior, the first male of a powerful and respected Lord. Because of this, he'd always believed he'd be able to attract a female, securing his bloodline. But he hadn't. He hadn't even been able to attract one of the Earth females they'd discovered. But his younger brother, a third male, did... -
-
![Dark Cure by Cynthia Sax]()
Dark Cure by Cynthia Sax
Rated: 4.33 of 5 stars · 6 ratingsA warrior seeking forever faces a medic living in the moment. Gisella, the Refuge’s medic, is dedicated to her role. She doesn’t have the space in her lifespan for love, a mate, or children. Healing is her entire focus. But she’s also a female in her prime. She has needs, wants, cravings…especially for a scarred, long-haired barbarian warrior temporarily residing in the settlement... -
![Designed Collision by Viola Grace]()
Designed Collision by Viola Grace
Rated: 4.33 of 5 stars · 6 ratingsA stranger walks through the woods and offers to take her from her broken world. Hell yes. With conditions.With the asteroid looming, she makes a run for a family farm and the animals therein. After the crash with communications cut off, she lives a routine of subsistence and survival with no other soul to speak to... -
![Clan and Command by Tracy St. John]()
Clan and Command by Tracy St. John
Rated: 4.33 of 5 stars · 6 ratingsLosing the one man he loved convinced Piras he would never have a chance at happiness. He is too different from the other members of the Dramok breed to attract a Nobek warrior and Imdiko nurturer to his clan. Unwilling to pretend to be someone he is not, he faces a lonely future. Nobek destroyer captain Kila’s one night with Piras was a shocking revelation... -
![Class Zero by Viola Grace]()
Class Zero by Viola Grace
Rated: 4.33 of 5 stars · 6 ratingsPadana has negotiator training and an imperial bloodline. It makes her valuable to one man in particular…if he can find her.Growing up in the shadow of one of Terra’s champions was a comfortable place to be. Padana was the third child of the Empress Amanda Tyrell of the Haldis Imperium, and she was a very requested bride... -
![Unexpected Hero by Viola Grace]()
Unexpected Hero by Viola Grace
Rated: 4.33 of 5 stars · 6 ratingsKidnapped, ransomed, and rejected, she didn’t think things could get any worse until she realized that the rescue approaching was going to have conditions.Misty survived a horrible life and terrible parents and siblings to make it across the stars when her world ended. Those that hurt her were on the same ship... -
![Golden Darkness by Viola Grace]()
Golden Darkness by Viola Grace
Rated: 4.33 of 5 stars · 6 ratingsJanessa’s bond was sold to a mining consortium. If she can make it five years, she’s free. A blood-drinking Hmrain stops her plans.Janessa’s bond was sold to a mining company. She had no idea if she would be administration or grunt work. She could do either, but her learning issues meant that she was more likely to end up working to death... -
![The Whims of Gods: A Science Fantasy M/M Monster Romance by Mell R. Bright]()
The Whims of Gods: A Science Fantasy M/M Monster Romance by Mell R. Bright
Rated: 4.29 of 5 stars · 7 ratingsA Howl’s Moving Castle-inspired Science Fantasy M/M Monster Romance set in a post-apocalyptic world with giant monsters. Helios has a knack for survival. All he has ever known is the world after the Rise. He’s the product of a ruthless new era. Humanity has been brought down by the old gods that walk the Earth once again... -
![Clan and Conviction by Tracy St. John]()
Clan and Conviction by Tracy St. John
Rated: 4.25 of 5 stars · 8 ratingsThe drug Delir is sweeping the Kalquorian Empire, leaving madness and death in its wake. Investigator Dramok Gelan has already lost his enforcer partner in a deadly shootout because of the case. With no clues or suspects, he despairs of putting an end to the epidemic. Then a familiar face enters the picture: new partner and former lover Nobek Wynhod... -
![Dark Fire by Cynthia Sax]()
Dark Fire by Cynthia Sax
Rated: 4.25 of 5 stars · 8 ratingsWhat the Beast wants, the Beast gets. Dare’s savage nature has made him an outcast among his kind. The silver-scaled Dracheon warrior can’t control his inner beast. It’s too strong. When his primitive instincts told him his destined mate was on Carinae E, he had no choice. He had to travel to the outlaw planet. There, he hoped to meet a female powerful enough to survive his Drache... -
-
![Ice Planet Barbarians Part 5: Truth by Ruby Dixon]()
Ice Planet Barbarians Part 5: Truth by Ruby Dixon
Rated: 4.20 of 5 stars · 10 ratingsNow that I've learned the alien barbarian's language, all the holes are filling in. Ahem. Not like that. Okay, like that, too.The problems are mounting. The alien abductors are coming back. My fellow human captives are dying as we speak. And the alien hunks? When they claim, it's forever. We've got to decide how to proceed, and soon, because whatever path we choose?There's no turning back... -
![Zandian Pet by Renee Rose]()
Zandian Pet by Renee Rose
Rated: 4.17 of 5 stars · 12 ratings“On your knees, pet!” Taramina could survive slavery, even as a pet in Prium’s Intergalactic Emporium. She always knew she’d escape! She just didn’t know escape would come in the form of a powerful handsome male of her own species. Especially one whose rough handling incites a fever in her she hasn’t felt before.. -
![Journey's End by M.A. Church]()
Journey's End by M.A. Church
Rated: 4.17 of 5 stars · 12 ratingsAdapting is a word Dale Michaels has become familiar with. As he settles into his new life with the Tah’Narian starship captain Keyno, Dale has adapted to life with an alien, space travel, and having his body mutated so he can carry a young. He’s closed the chapter on his old life.Living on Tah’Nar, Dale has a loving mate and good friends. He’s helped cement peace with the Onfre... -
![Out of Bight, Out of Mind by Tymber Dalton]()
Out of Bight, Out of Mind by Tymber Dalton
Rated: 4.17 of 5 stars · 6 ratings[Siren Ménage Everlasting: Erotic Futuristic Sci-Fi Ménage a Quatre Romance, M/M/M/F, reverse harem, HEA]Emi Hypatia loves her job exploring the galaxy with her three husbands, Aaron Lucio, Caph Bates, and Ford Caliban. When a nonhuman crewman is temporarily assigned to the Tamora Bight for a mission, Emi hates and mistrusts him at first sight due to what her empath training tells her... -
![Fits Like a Glove: A Velvet Glove Tale by Sean Michael]()
Fits Like a Glove: A Velvet Glove Tale by Sean Michael
Rated: 4.17 of 5 stars · 6 ratingsHercules is the owner of the Velvet Glove, the premier men's bdsm club in the galaxy. He's made sure to hire the best people for their jobs, from the cleaners to the trainers. It's exclusive, it's hot and it's all his. Malachi is the club's main trainer and an extraordinary top; he was handpicked by Hercules. The man has a secret though, one that Hercules discovers and shares with him... -
![Velvet Glove: Volume III by Sean Michael]()
Velvet Glove: Volume III by Sean Michael
Rated: 4.17 of 5 stars · 6 ratingsThis edition features two Velvet Gloves tales of dominance and submission, and bondage and discipline: Ghost and Velvet Need... -
![Prohibit by Viola Grace]()
Prohibit by Viola Grace
Rated: 4.17 of 5 stars · 6 ratingsCleo got a visit from a recruiter, but her parents told her that under no circumstances could she join the Volunteer Project. She was sitting in the project offices, trying to decline their offer when matters were taken out of her control.Waking on the moon was bad enough, but waking in the confined space of a tank with everyone looking at her naked body made her furious... -
![Alien Pleasures by Sinistre Ange]()
Alien Pleasures by Sinistre Ange
Rated: 4.17 of 5 stars · 6 ratingsDesperate to escape Earth and the overbearing chieftan who wants to make her one of his miserable wives, Shansa's only option is to flee with the Torians who visit her village regularly. The alien traders are willing to do just about anything for the right price, and Shansa's in no position to bargain over their terms... -
-
![The Harvest: A Tah'Narian Christmas by M.A. Church]()
The Harvest: A Tah'Narian Christmas by M.A. Church
Rated: 4.13 of 5 stars · 8 ratingsSo what’s an alien to do when his mate refuses to say what’s bothering him? Why, he sends a deep space message to his mate’s mother on earth, what else? Keyno not only learns the importance of Christmas to his chosen, he’s also shocked and confused as to why Dale hasn’t shared this with him... -
![Alien Tribute by Lee Savino, Golden Angel]()
Alien Tribute by Lee Savino, Golden Angel
Rated: 4.24 of 5 stars · 13 ratings~Swipe right for abduction~Two minutes ago I was lying in my hospital bed, waiting to die of cancer, reading an awesome sci fi romance on a mysteriously delivered e-reader.Now I'm in another galaxy, cancer free. The aliens abducted me because they want me to be a bride for one of their warriors. Weird. The whole thing sounds a lot like the story I was just reading.. -
![His Human Vessel by Renee Rose]()
His Human Vessel by Renee Rose
Rated: 4.00 of 5 stars · 12 ratingsBayla’s destiny had been set from the beginning. Nothing changed when the sexy Zandian doctor purchased her from the baby farm and brought her to his examination room. Nothing. And everything. Daneth has always lived in his head, letting science govern his thoughts and choices. Having Bayla in his lab shouldn’t change that, but somehow the submissive human female gets under his skin... -
![Calder by Allyson James]()
Calder by Allyson James
Rated: 4.00 of 5 stars · 12 ratingsMedic Katarina d'Arnal moves to the slums to work in a free clinic and ends up drawing the job of inoculating Shareem. The first Shareem who shows up is the Calder, a level three, muffled from head to foot, refusing to bare even an inch of skin. He's used to an elderly medic who jabs him and lets him go, not the pretty, young highborn woman who wants to do everything by the book... -
![Aiden and Ky by Allyson James]()
Aiden and Ky by Allyson James
Rated: 4.00 of 5 stars · 12 ratingsAiden and Ky Allyson James "Book 4 in the Tales of the Shareem series." Brianne, a member of the elite ruling family of Bor Narga, is horrified when she inadvertently causes the arrest of two decadent Shareem-men genetically created to provide women ultimate pleasure. They are nearly terminated before she can get them released, and she wants to make amends... -
![Lost Star by Morgan Hawke]()
Lost Star by Morgan Hawke
Rated: 4.00 of 5 stars · 12 ratingsOnce upon a time, before the Victorious Star, there were a prince and a prisoner… Aubrey was a tech engineer with a dirty little secret that the Moribund Company was willing to destroy everyone and everything to get their hands on. When Deshryt Seht, blood-prince of Skeldhor, saved the dying boy's life, it set off a contest of wills as strong as the call of their blood... -
![Bightmares by Tymber Dalton]()
Bightmares by Tymber Dalton
Rated: 4.00 of 5 stars · 10 ratings[Ménage Amour: Erotic Sci-Fi Ménage a Quatre Romance, M/M/M/F, with M/M, reverse harem]Dr. Emilia Hypatia is settling into life in space with her three husbands on board the DSMC exploration vessel Tamora Bight. Spending five years with Aaron, Caph, and Ford will be no sacrifice... -
![The Warrior's Mate by Susan Trombley]()
The Warrior's Mate by Susan Trombley
Rated: 4.00 of 5 stars · 10 ratingsFive years ago, I was abducted by aliens…. After a harrowing escape from an alien research facility, I found myself in the care and protection of an alien species called the Akrellians, but I didn't trust my instantaneous attraction to the commander of the ship... -
![To Clan and Conquer by Tracy St. John]()
To Clan and Conquer by Tracy St. John
Rated: 4.00 of 5 stars · 10 ratingsStarting a clan is not on ambitious First Officer Tranis’ agenda; he is too busy building a career in the Kalquorian fleet. It’s a good thing since the Nobek who captures his interest belongs to the captain and the Imdiko he can’t stop thinking about is not his type.Weapons Commander Lidon feels his best days are behind him... -
![Alien Interludes by Tracy St. John]()
Alien Interludes by Tracy St. John
Rated: 4.00 of 5 stars · 10 ratingsClans of Kalquor short story collection. Nine tales revisiting the alien clans and their Earther mates: Hunted - Amelia Ryan is stalked through the Kalquorian wilderness by a dangerous Nobek with no chance for escape. Abduction – Rebellion is brewing on Kalquor, and Empress Jessica is the insurgents’ latest target... -
-
![Dash by Kelsey Nicole Price]()
Dash by Kelsey Nicole Price
Rated: 4.00 of 5 stars · 10 ratingsWhen the Global Allegiance terminated all Cyborgs, rumors were rampant that they still existed, either hidden away with wealthy collectors or—even more scandalous—part of the Cyborg Rebellion. Iris I collect stuff. Some call me a hoarder. I prefer the term treasure hunter... -
![Alien Alphas by Cari Silverwood, Grace Goodwin]()
Alien Alphas by Cari Silverwood, Grace Goodwin
Rated: 4.00 of 5 stars · 10 ratingsFierce Warriors...Savage Barbarians...Powerful Warlords...All Ready To Claim Their Mates! Alien Alphas is a collection of panty-melting sci-fi romances featuring dominant alien heroes, penned by New York Times, USA Today, and international bestselling authors... -
![Planet Oster: Fertility Fusion by J.L. Logosz, Vera Valentine]()
Planet Oster: Fertility Fusion by J.L. Logosz, Vera Valentine
Rated: 4.00 of 5 stars · 9 ratingsWhen broma pod smuggler Ch'ik Wazo finds herself - literally - down and out on an unfamiliar planet in the Rahnbo system. she's forced to admit she's in one hell of a tight spot. Just as she's preparing for a long, boring, and credit-less wait through the harvest season, an unlikely trio of long-eared aliens makes her an irresistible offer... -
![Simply Perfect by Lynn Hagen, Stormy Glenn]()
Simply Perfect by Lynn Hagen, Stormy Glenn
Rated: 4.00 of 5 stars · 8 ratings[Siren Classic ManLove: Erotic Alternative Futuristic Sci-Fi Romance, M/M, vampires, bondage, HEA]General Vedic Merrick is being hunted. Someone wants him dead. Being kidnapped by the crew of the Lady Blue actually saves his life. But once on board the outlawed spaceship, the rigid life Merrick knew before fades into the background, especially when he discovers his mate on board... -
![Spider Bight by Tymber Dalton]()
Spider Bight by Tymber Dalton
Rated: 4.00 of 5 stars · 6 ratings[Siren Ménage Everlasting: Erotic Futuristic Sci-Fi Ménage a Quatre Romance, M/M/M/F, reverse harem, voyeurism, HEA]When the Tamora Bight is diverted from a scheduled mission to conduct a rescue operation and tow a disabled Kal’moran vessel, the crew’s also ordered to refer to Emi Hypatia as the ship’s captain... -
![Hidden Talent by Bianca D'Arc]()
Hidden Talent by Bianca D'Arc
Rated: 4.00 of 5 stars · 6 ratingsLove—and passion—really does conquer all. StarLords, Book 1 While on an undercover mission to gather intelligence on the neighboring collective, Micah receives the shock of his life. A shy, reclusive horse tamer who possesses a level of raw psi Talent that nearly matches his own... -
![The Doctor's Prize by Maren Smith]()
The Doctor's Prize by Maren Smith
Rated: 4.00 of 5 stars · 6 ratingsHe examined me like a specimen. Then he mounted me like a beast.Yesterday I was the pilot of a badly damaged ship desperately trying to reach a friendly outpost.Today I am a specimen, naked, helpless, and on display for a huge, terrifyingly sexy alien brute.I knew the risks of leading my crew into the Colbear Quadrant, but we were losing power fast and I had no choice. Now the truth is clear... -
![Velvet Blade by Sean Michael]()
Velvet Blade by Sean Michael
Rated: 4.00 of 5 stars · 6 ratingsGideon Blueplum has made a lot of money working hard and now it's time to play. He's come to the Velvet Glove, ready to pay for a year in advance to enjoy the pleasures that the club offers. He doesn't expect to meet someone like Tybalt within his first hour of being at the Glove... -
![Prince of Faith by Belinda McBride]()
Prince of Faith by Belinda McBride
Rated: 4.00 of 5 stars · 6 ratingsHeld captive in a whorehouse, Markus Dayspring wakes every morning with a thirst for revenge, and collapses every night with a prayer for strength. He lives on in spite of deadly addictions and a crippling, shameful secret. When he's rescued by a man from his past, his reawakened love threatens to crush his damaged soul.Caius also has a secret, one that could ultimately kill him... -
![Mated to the Alien Lord by Leslie Chase]()
Mated to the Alien Lord by Leslie Chase
Rated: 4.00 of 5 stars · 6 ratingsLove is never easy. Love on an alien world is downright dangerous!With her life on Earth going nowhere, Gemma needs a fresh start. Enter the Celestial Mates Agency, who say they can match her with the perfect alien. And despite the dangers of his planet, Corvax is everything she could have asked for — impossibly hot, brave, and huge.Now that she’s seen him, there’s no way she’s going back... -
-
![Worlds Apart by Laylah Roberts]()
Worlds Apart by Laylah Roberts
Rated: 4.00 of 5 stars · 6 ratingsKalia’s life was boring and predictable. Her one rebellious act ends up with her being alone and pregnant with no one to turn to except the sexy, gorgeous Talon. The first time Talon catches Kalia’s scent he knows she’s meant to be his. There was just one problem. Garret. Talon’s mate. Garret doesn’t want another mate. One is enough. He doesn’t have room in his life for anyone else... -
![Taken to Evernor: An Alien Gladiator Romance by Elizabeth Stephens]()
Taken to Evernor: An Alien Gladiator Romance by Elizabeth Stephens
Rated: 4.00 of 5 stars · 6 ratingsNaliaI've made quite a few mistakes in my life. Agreeing to go into outer space in the first place, waking up surrounded by aliens, running from said aliens and crash landing on a gladiator planet where I'm not asked to compete, oh no, but where I'm the prize.One alien in particular keeps showing up. Four arms and utterly insane, I watch him vanquish opponent after opponent... -
![Promised to the Alien by Sabrina Kade]()
Promised to the Alien by Sabrina Kade
Rated: 4.00 of 5 stars · 6 ratingsThey’re both battle-scarred—but her scars are on the inside.Despite her tiny stature and sweet baby face, Ellis has always prided herself on being strong no matter what. Even as a call-girl on Hethdiss, she took care of herself. Until the night she was attacked by a renegade Sidyth... -
![Jewels of Bangkok by Megan Derr]()
Jewels of Bangkok by Megan Derr
Rated: 4.11 of 5 stars · 9 ratingsNot so long ago, Elton had it all. A loving family, a jewelry business he helped his father run, and the esteemed position of Jeweler Troisieme to Mars. But the revelation of deep betrayals by his father tore his life and his family apart, culminating in a tragedy that forever ruined any chance of happiness for Elton and his sister, Lana... -
![Alien Hostage by Tracy St. John]()
Alien Hostage by Tracy St. John
Rated: 4.13 of 5 stars · 8 ratingsTasha Salter is caught in a quandary: she wants to fall in love, but past trauma keeps her from commitment. The only people she trusts are her family, especially in this time of treason against the Kalquorian Empire. When she and her three-year-old cousin are abducted by the revolt’s shadowy leader, matters of the heart no longer apply. She finds herself in a battle for their survival... -
![Acquainted With the Night by Tymber Dalton, Lesli Richardson]()
Acquainted With the Night by Tymber Dalton, Lesli Richardson
Rated: 3.93 of 5 stars · 14 ratingsI hated the military…and now I’m an alien’s pet. I hated the Terran military. I didn’t volunteer, either. Like so many others, I was drafted as cannon fodder in the senseless Terran war against the Algonquans. Not like I had much of a future ahead of me, though, without a rich family to pave my way or even pay for me to have a wife. Now, my entire ship’s been captured...
Or - use our amazing romance book finder to get recommendations based on your favorite content tropes and themes. Mix and match at will.
