Books like 'Mercenary'

Readers who enjoyed Mercenary by Trista Ann Michaels also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.

futuristic  science fiction  poly (3+ people)  anal sex  bdsm  menage  m-f  m-f-m

  • Sun in the Oven by Milly Taiden

    Sun in the Oven by Milly Taiden

    Rated: 4.51 of 5 stars
    · 18 ratings
    **STANDALONE ** Discover a brand new race of Alpha males ready to find their mates in a dangerous warrior planet. Sassy women traveling with Gerri Wilder are in for the journey of a lifetime and a mate that will love them through the galaxy. Are you ready? Grab the third Galaxan romance between two sexy warriors and their fiery mate. Henley Rourke is a woman who loves a challenge...
  • Fallen Star by Morgan Hawke

    Fallen Star by Morgan Hawke

    Rated: 4.31 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 33 ratings
    Isabeau Fallon, the Fallen Star is one of the finest thieves on Dyson's Ring station - until she's caught by the Skeldhi hunter, Sobehk, who captures her and makes her a sex-pet. Trapped and altered into a skeldhi-human hybrid known as a rehkyt, her past is a closed door - until it literally comes back to haunt her in the form of a E'sey Khan...
  • Sponsored links
  • Key to the Dead Fall by Susan Trombley

    Key to the Dead Fall by Susan Trombley

    Rated: 4.29 of 5 stars
    · 11 ratings
    The sequel to Into the Dead Fall, which was released as part of a two-book set with The Scorpion’s Mate. A fated mate she doesn’t want. An enigmatic alien she shouldn’t want. Finding your way in the Dead Fall isn’t easy, but it’s nothing compared to figuring out what your heart truly desires...
  • Draekon Abduction by Lili Zander, Lee Savino

    Draekon Abduction by Lili Zander, Lee Savino

    Rated: 4.21 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 14 ratings
    How to Fail as an Intergalactic Spy: 1. Crash spaceship on wrong planet. 2. Break leg. 3. Get abducted by rogue prisoners. 4. End up with two pairs of dragon-shifters claiming I’m their mate. Here’s a report for the CIA: The aliens are freaking good kissers. The mission was simple: Go to the Zorahn planet. Spy on the aliens...
  • Unchained by Ruby Lionsdrake

    Unchained by Ruby Lionsdrake

    Rated: 4.20 of 5 stars
    · Steam rating: 3 of 5
    Open door [?] · 14 ratings
    One geeky neuroscientist sent to research the inmates of a prison asteroid. Two cyborg criminals determined to free the inmates. A forbidden romance among the stars. Dr. Skylar Russo, a woman known for her research skills rather than her people skills, wants nothing more than to forget that her fiancé left her at the altar...
  • The Vori's Mate by SJ Sanders

    The Vori's Mate by SJ Sanders

    Rated: 4.15 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 15 ratings
    Reggie was a society girl, a castoff wife, soon to-be divorcee, stolen away from Earth, a victim of her own bad choices. Little did she know that one mistake would lead her onto a journey of finding her own happy ever after with a serpentine species of aliens on a strange matriarchal jungle planet. Giant spiders, gargantuan lizards, scrambled green eggs for breakfast...
  • April's Fools by Ivy Asher, Raven Kennedy

    April's Fools by Ivy Asher, Raven Kennedy

    Rated: 4.04 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 41 ratings
    We were Army Rangers, the best of the best. And then one day, everything that we worked so hard to become was ripped away. Now, we’re in some podunk town, trying to find a sense of normal amongst the crazy, and learn how to live again. That gets a hell of a lot harder to do when a virus spreads mercilessly across the country, killing 85% of the people who contract it...
  • Alien General's Baby by Vi Voxley

    Alien General's Baby by Vi Voxley

    Rated: 4.25 of 5 stars
    · 8 ratings
    This general has more to fight for than he ever imagined... As one of the few warriors to ever defeat the Fearless, Brion General Braen is a living legend. Yet when his greatest victory turns to his gravest defeat, the undefeated warrior has to prove himself to the universe... and himself...
  • Her Alien Healers by Susan Hayes

    Her Alien Healers by Susan Hayes

    Rated: 4.25 of 5 stars
    · 8 ratings
    She’s ready to move on to the next chapter of her life — She just never expected it could be a love story.Jodi Clark has been many things over the a doctor, a wife, and a divorced single mother. Now, there’s just one more thing she needs to do – for once in her life, she’s going to put herself first.An unexpected invitation to Haven colony comes at the perfect moment...
  • Targeted by Susan Hayes

    Targeted by Susan Hayes

    Rated: 4.14 of 5 stars
    · 13 ratings
    Alliance Commanders Brandt Carver and Hawke Summers have a new mission. Take command of Space Station: Alpha X2, get it running smoothly again, and find out how the last station commander wound up murdered in the middle of a Krytos sanctuary...
  • Alien Abduction for Professionals by Skye MacKinnon

    Alien Abduction for Professionals by Skye MacKinnon

    Rated: 4.30 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 5 ratings
    Being probed by aliens was only the beginning...I was abducted by incompetent aliens. They didn't know what they were doing and they still don't have a clue. Now that we're done with all the probing, they're taking lessons in 'Caring for Vulnerable Females' and 'Nest Building for Beginners' and want to turn me into their mate. And no, they don't listen when I tell them I don't need a nest...
  • Throne Taker by Heather Long, Rebecca Royce

    Throne Taker by Heather Long, Rebecca Royce

    Rated: 4.13 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 8 ratings
    Everything in Khloe with a K's life changed when she crashed into the side of a food truck. Now with Earth in the rearview mirror, her future lies with Briggs, Goran, Reese, and Dalton...
  • Tina by Tracy St. John

    Tina by Tracy St. John

    Rated: 4.17 of 5 stars
    · 6 ratings
    To be loved is all Tina ever wanted. She never dreamed her prayers would be answered by the enemy.Aspirant Tina Novak, living on Europa’s convent colony, has no place to call her own. First rejected by her father, now being sent away by Mother Superior, where can a young woman with no prospects go?The question is delayed by a Kalquorian invasion that takes the aspirants and nuns prisoner...
  • Claimed for Their Use by Ivy Barrett

    Claimed for Their Use by Ivy Barrett

    Rated: 4.00 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 7 ratings
    Held captive by a brutal drug cartel and facing an uncertain fate, the last thing Jessica Saint Claud expects is to be rescued by two huge, fiercely handsome alien warriors, but the real shock comes when the two Ventori commanders make it clear that she now belongs to them. They will use their beautiful little human as thoroughly as they please, and she will submit or be punished...
  • Their Captive Mate: A Sci-Fi Alien Dark Romance: Tharan Warrior Menage Book 1 by Kallista Dane

    Their Captive Mate: A Sci-Fi Alien Dark Romance: Tharan Warrior Menage Book 1 by Kallista Dane

    Rated: 3.89 of 5 stars
    · 9 ratings
    BY DAY. THE ALIEN WARRIORS TREAT HER AS AN ENEMY. BUT AT NIGHT, THEIR DOMINANCE DRIVES HER WILD WITH DESIRE Commander Cass Randall escaped from space pirates who hijacked her ship and forced her to land on an unknown planet. When she heads out alone to warn its inhabitants they’re in danger, she’s taken captive by a pair of hot alien warriors...
  • Desperate Omega by Lizzy Bequin

    Desperate Omega by Lizzy Bequin

    Rated: 3.80 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 10 ratings
    First they'll make me beg for mercy.Then they'll make me beg for more.I never asked for this. Never asked to be an omega. Never asked to go into heat. But my heat is coming, whether I want it or not, and soon my scent will draw the alphas in like wolves to prey.I had a plan. I thought I could deal with the urges on my own.I was wrong...
  • Night of the Shayde  by Lili Zander

    Night of the Shayde by Lili Zander

    Rated: 3.75 of 5 stars
    · 8 ratings
    The Vampyrs of Shayde want more than just my blood… The first night, I was bitten. The second night, I was hunted. The third night—the night I was marked for death—I attracted the attention of three Shayde enforcers, the dangerous and enigmatic Vampyrs, Saber, Zeke and Nero. To earn my freedom, I just need to survive one more night. I need to make it through the ultimate trial...
  • Warped: A Sci-Fi MFM Romance by Lizzy Bequin

    Warped: A Sci-Fi MFM Romance by Lizzy Bequin

    Rated: 3.75 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 8 ratings
    Here’s the deal, woman...If you want to travel through the Warp with us, we’ll take you where you need to go. But there’s something you gotta understand. You’re gonna be our shared plaything for the duration of the journey. We’re gonna claim you, hard and often. We will train you for our pleasure. We will punish you if necessary.If you think you can handle us, welcome aboard...
    Categorized as:
    bdsm  m-f-m  anal sex  menage  science fiction  poly  aliens  military
  • Cyborgs' Claim by Michele Mills

    Cyborgs' Claim by Michele Mills

    Rated: 3.71 of 5 stars
    · 10 ratings
    Three outlaw Cyborgs. One human female... Axel, Steel and Gage. Merciless supersoldiers. Forbidden cybernetic experiments gone awry. They escaped from their Hurlian programmers and now live hidden in a desolate area of space where few enter and none leave. They crave one female to claim, one who will satisfy all their desires...
  • Claimed by the Alien by Nessa Claugh

    Claimed by the Alien by Nessa Claugh

    Rated: 3.40 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 5 ratings
    Adina remained on Earth to stay with her husband, even though she was the perfect candidate for the alien bridal program on Lukrim. She has a good job, a husband who loves her, and a hobby watching old movies where the sky was still blue. She's worked her way up to be the director at the very program she denied herself from, but now her alien boss on Lukrim wants more from her...
  • Night of the Dragons by Miranda Martin

    Night of the Dragons by Miranda Martin

    Rated: 3.61 of 5 stars
    · 12 ratings
    Broken pod, wrecked ship, no water in sight. But Piper Sage is a survivor. Diagnosed with an aggressive terminal cancer, the doctors on board her generational spaceship had no choice but to put her in stasis, hoping to keep her alive until a cure could be found. When she wakes, it's not to a miracle but a nightmare. Two blazing suns, nothing but sand and more sand...
  • Rogue; Planet Athion by Debbie Cassidy

    Rogue; Planet Athion by Debbie Cassidy

    Rated: 3.43 of 5 stars
    · 7 ratings
    Each Victory is another day I get to continue breathing.  Each Victory is a reprieve from Death. Ever since I was betrayed and taken from my home planet, ever since they pumped me with poison and abandoned me on this asteroid to fight or die, I’ve been surviving. But I’m not alone. There are others with me, alien to me, just as I am to them...
  • Initiation by Ruth D. Kerce

    Initiation by Ruth D. Kerce

    Rated: 3.51 of 5 stars
    · 12 ratings
    Xylon Warriors - Initiation By Ruth D. Kerce Book 1 in the Xylon Warriors series Warrior Braden Koll is on a mission to retrieve DNA-compatible women for breeding on the planet of Xylon. His current assignment is to locate an Earth woman-Alexa Sandor-found to be a match, and sexually initiate her into The Lair of Xylon...
  • Bride of the Trogarians by Ava Sinclair

    Bride of the Trogarians by Ava Sinclair

    Rated: 3.23 of 5 stars
    · 11 ratings
    As the nations of Earth collapse into chaos amid a steadily worsening environmental catastrophe, Iris makes the choice to leave her dying world behind and seek refuge on the far-off planet of TraoX39, where human females are in high demand as brides. But upon her arrival, she soon realizes that her new life will be far different than she was led to believe...
    Categorized as:
    bdsm  menage  m-f-m  m-f  science fiction  aliens  spanking  slavery
  • Luna Touched by Belle Harper

    Luna Touched by Belle Harper

    Rated: 3.31 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 13 ratings
    My name is Luna. I applied to a job ad that sounded too good to be true. It was! I'm being sent to an Alien Planet to marry an Alien guy with four-arms. But now I'm here, I just found out I'm getting FIVE Alien husbands not one. This was not what I applied for. But one of the Alien guys broke my Translator and things are about to get messy...
  • Our Pet by S.M. Matthews

    Our Pet by S.M. Matthews

    Rated: 3.50 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 42 ratings
    Abducted by aliens? Yes. Mistakenly bought as a family pet? Yep. Actually, unexpectedly starting to enjoy the ride? I just might be. I've been abducted, sold, and then sold again, all before I even knew what was going on. Luckily for me, I might just have been bought by the three nicest....guys....in the universe...
  • The Commanders' Mate by Grace Goodwin

    The Commanders' Mate by Grace Goodwin

    Rated: 4.37 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 19 ratings
    Commander Karter is a Prillon Warrior. His first duty is to protect his people, to defend the Coalition worlds from a fate too terrible to comprehend. Battle is his life. His heart. He fights. He has never once been selfish enough to believe he deserved an Interstellar Bride. Until he's matched at the worst possible time!Astronomer Erica Roberts has always dreamed of seeing the stars...
  • Stolen by Addison Cain

    Stolen by Addison Cain

    Rated: 4.12 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 67 ratings
    > No one will take what’s his… The Commodore stole her off the streets in broad daylight—the first Omega female discovered in Bernard Dome in generations. He took her with violence while none intervened. He broke her, swearing he’d put her back together. Brenya Perin was ordered to submit. Bernard Dome is the jewel of Europe, a bastion of art and culture, pleasure and decadence...
  • Twin Dragon’s Destiny by S.E. Smith

    Twin Dragon’s Destiny by S.E. Smith

    Rated: 4.41 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 14 ratings
    Super sexy, funny, action-packed romance--Science fiction like you've never read before! These dragon-shifting aliens have no idea what is in store for them when they find their human mate. Don't get bogged down in the tech, get lost in the adventures! If you've never tried Science Fiction Romance before you don't know what you are missing! The line between life and death is sometimes blurred..
  • There's Snow Escape by Milly Taiden

    There's Snow Escape by Milly Taiden

    Rated: 4.18 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 36 ratings
    Curvy Charlotte Marzan just got invited to visit another planet. A shifter planet where her best friend is getting married to a lion king. If that isn’t strange enough, two panty-melting hot guys are looking at this big girl like she’s a piece of cake and they haven’t had dessert in years...
Fantastic book recommendations by romance book lovers for romance book lovers.
Find out more about romance.io.


Get recommendations by genres & tropes

Use the romance book finder to mix and match over 100 content keywords to find the books that match your preferences

romance book finder

Looking for more inspiration? Enter another book title to get more suggestions on what to read next.


Or - use our amazing romance book finder to get recommendations based on your favorite content tropes and themes. Mix and match at will.