Monster Mercenary Mates Series by Robin O'Connor

Turns out, the most notorious Mercenary Captain in the quadrant takes offense when he finds a human stowed away in his private quarters. Manyin. Once, I was a renowned archaeologist, then I got abducted. I’m so sick of my life being beyond my control, that when it happens again, I fight back. I escape and hide away on the first ship I can find, hoping to get far away and then plead my case so they can take me back to the human sanctuary... moreTurns out, the most notorious Mercenary Captain in the quadrant takes offense when he finds a human stowed away in his private quarters. Manyin. Once, I was a renowned archaeologist, then I got abducted. I’m so sick of my life being beyond my control, that when it happens again, I fight back. I escape and hide away on the first ship I can find, hoping to get far away and then plead my case so they can take me back to the human sanctuary. I witness things I shouldn’t, once I’m in the lair of the ship’s monstrous Captain. This scaly creature draws me, enrages me, covets me, and secretly provides for me. I make him glow, and that makes him mad, but I know what it means, even if he doesn’t. Asmoded. At first, the human stowaway is a nuisance I do not need when I am on a quest to avenge the death of my unborn son and wife. She makes me want and feel things I refuse to let into my life, my heart, once again. On a mission to thwart my nemesis, I do not need her as a complication, and yet there she is. Proving herself smart, resilient, and far too brave for her own good. I don’t want her to tear down my walls, I do not want to admit that she is my mate. When danger comes knocking, fate has other ideas. I find that for this one human, I am willing to break all my rules. I find that I might just be willing to surrender my heart. This is a standalone novel, and book one in the Monster Mercenary Mates series. This sci-fi monster romance features one grumpy Naga spaceship captain, a plucky human archaeologist, and a steamy HEA. less

Kidnapped, locked up, and then stolen by a ruthless, sexy mercenary. Harper. Kidnapped from my dorm room. Locked in a vault and left to die. And then? Stolen by a ruthless mercenary who claims I’m his mate. What’s a girl supposed to do? Run? Hide? Or surrender to those smoldering looks, the steamy touches, and the sizzling kisses? When a nasty alien crimelord tries to kidnap and sell me for the information he stored on a chip inside my head... moreKidnapped, locked up, and then stolen by a ruthless, sexy mercenary. Harper. Kidnapped from my dorm room. Locked in a vault and left to die. And then? Stolen by a ruthless mercenary who claims I’m his mate. What’s a girl supposed to do? Run? Hide? Or surrender to those smoldering looks, the steamy touches, and the sizzling kisses? When a nasty alien crimelord tries to kidnap and sell me for the information he stored on a chip inside my head. Danger lurks from every corner, and my mercenary might hold the answers, he’s certainly devoted to my protection. Like he’s devoted to my pleasure. .. Mitnick. My captain is furious that I stole Harper from a crimelord, then hid her on our ship. She’s my mate, I’ll do anything, break any rules for her. When they throw me in the brig, I break out. When that crimelord conspires to steal her back, I will kill him. Harper is mine, and soon she’ll know it, and everyone else will too. Then, nothing will stand in my way to see to her every pleasure, to claim her in every way. Heart, body, and soul. This is book two in the Monster Mercenary Mates series. This sci-fi monster romance features one possessive rule-breaking alien hacker, an ever-curious journalist, and a steamy HEA. less

Trust no one. Hide who I am. Complete the mission. Easy. .. until I meet him. Evie. When a dying Xurtal princess makes me promise to save her planet, I have no choice but to take her place. Me, a human girl, pretending to be an alien royal. To survive the assassination attempts, I need a bodyguard. Enter cocky, infuriating, and scorchingly hot. He has to pretend to be my mate to protect me. A fake fiancé for a fake princess... moreTrust no one. Hide who I am. Complete the mission. Easy. .. until I meet him. Evie. When a dying Xurtal princess makes me promise to save her planet, I have no choice but to take her place. Me, a human girl, pretending to be an alien royal. To survive the assassination attempts, I need a bodyguard. Enter cocky, infuriating, and scorchingly hot. He has to pretend to be my mate to protect me. A fake fiancé for a fake princess. What could possibly go wrong? But the way he looks at me feels anything but fake. And if he discovers my secrets, I’ll lose more than my mission—I might lose him too. Aramon. Playing bodyguard to a spoiled princess? Not my dream job. But the second I meet Evadne, everything changes. She’s my perfect match, even if this is all supposed to be an act. I’ve sworn to protect her, and it’s more than duty now. It’s instinct. The deeper we go into this dangerous game, the harder it is to let her go. She may not trust me, but I’ll prove one this princess is mine, no matter what galaxy-shattering secrets she’s hiding. This is book three in the Monster Mercenary Mates series. This sci-fi monster romance features one irreverent, cocky alien pilot, a fake princess with a huge secret, an even faker betrothal, and a steamy HEA. less

Out from under my brother’s thumb, I want only one survive. Falling for my green protector? Definitely not part of the plan. Elyssa. I’ve spent my life under my brother’s iron control. When I finally escape, my goal is deliver the data I stole to the one person I can trust. But fate has other ideas. An explosion leaves me stranded and surrounded by my brother’s vengeful gang... moreOut from under my brother’s thumb, I want only one survive. Falling for my green protector? Definitely not part of the plan. Elyssa. I’ve spent my life under my brother’s iron control. When I finally escape, my goal is deliver the data I stole to the one person I can trust. But fate has other ideas. An explosion leaves me stranded and surrounded by my brother’s vengeful gang. Desperate, I have no choice but to trust the last male I should—a green-skinned, feral warrior who’s as deadly as he is tempting. Tass claims he’s here to protect me, but the look in his eyes says something far more he wants to claim me. Tasseloris. I’ve got something to prove. As the newbie on the crew—and the one everyone mocks for my green hue—I’m determined to show I’m more than capable. When I’m sent to retrieve a contact carrying vital intel, I know this is my chance. Then I meet Elyssa. She’s beautiful, fierce, and entirely mine. Protecting her is no longer a mission—it’s my purpose. To keep her safe, I’ll take on her enemies, beg for help from those who once cast me out, and even harness the powers I’ve long feared to use. When she’s ripped from my arms, nothing in the universe will stop me from getting her back. Not even fate itself. This is book four in the Monster Mercenary Mates series. This sci-fi monster romance features one outcast green-skinned warrior with secret powers, a not-so-damsel on the run with trust issues, and a steamy HEA. less

Alone in the Zeta quadrant, I made one reckless choice. Now I’m pregnant, trapped on a pirate ship, and my only ally is a gruff, brooding cook with a dark past. Ruby. As a lone human in the Zeta quadrant, my life revolves around survival. It’s isolating, and in a moment of weakness, I give in to my deepest desire—to have a child. Now, pregnant and more vulnerable than ever, everything is twice as terrifying. When I discover smuggled drugs aboard my ship, I’m furious... moreAlone in the Zeta quadrant, I made one reckless choice. Now I’m pregnant, trapped on a pirate ship, and my only ally is a gruff, brooding cook with a dark past. Ruby. As a lone human in the Zeta quadrant, my life revolves around survival. It’s isolating, and in a moment of weakness, I give in to my deepest desire—to have a child. Now, pregnant and more vulnerable than ever, everything is twice as terrifying. When I discover smuggled drugs aboard my ship, I’m furious. When pirates arrive to steal everything of value, I’m horrified. Desperate to survive, I strike a deal with the devil—and become a ‘guest’ aboard their ship. The only solace? A gruff voice that speaks to me during my midnight snack runs to the mess hall. A soul as lonely as mine. Brace. Rage is my constant companion, a force so dangerous I keep myself locked away in the galley, focusing only on making food. If I let go, I’d be on a path of vengeance, leaving nothing but death and destruction in my wake. Then she appears in the dead of night. Pregnant, hungry, and despite everything, still smiling. She’s my light in the darkness, my heart. For her, I want to be better. For her smiles, I’ll leash the fury inside me, channel it, and destroy anyone who dares to threaten her unborn child. For my Ruby, I’d do anything—even face the past I swore to bury and endure the revulsion of revealing what I truly am. This is a standalone novel and the fifth book in the Monster Mercenary Mates series. This sci-fi monster romance features a grumpy alien hermit chef, a brave pregnant human captain, and a steamy HEA. less

He doesn't speak. He growls. And when he looks at me, I forget Earth ever existed. Lyra. One minute I was photographing wildflowers. The next, I woke up in a cage lightyears from Earth—barely clothed, definitely for sale, and completely screwed. Until he tore the doors off my prison. Solear isn’t human. Not really. He doesn’t talk. He stalks. Moves like a predator, fights like a weapon, and watches me like I’m his next obsession... moreHe doesn't speak. He growls. And when he looks at me, I forget Earth ever existed. Lyra. One minute I was photographing wildflowers. The next, I woke up in a cage lightyears from Earth—barely clothed, definitely for sale, and completely screwed. Until he tore the doors off my prison. Solear isn’t human. Not really. He doesn’t talk. He stalks. Moves like a predator, fights like a weapon, and watches me like I’m his next obsession. I should be afraid of him… but when he lays his rough hands on me, fear is the last thing I feel. Now I’m on the run with a beast of a man who doesn’t speak, doesn’t trust, and definitely doesn’t know how to be gentle. But I see the fracture lines under the fury. And I want him anyway. Solear. I came for data. Revenge. Not her. Never her. Soft and stubborn, she smells like earth after rain. I tried to leave her. I can’t. There’s a storm under her skin that calls to the chaos in mine. I don't understand it. I just know this: no one touches her but me. She doesn’t flinch when I get too close. Doesn’t run when she sees what I am. She reaches. And stars help me, I reach back. She’s mine now, and I’ll chase her, or her enemies, to the ends of the galaxy. less

He was built to feed on fear, but I’m the only one who ever tempted him to feel. Frederique. I woke in a shattered stasis pod, centuries too late, on a world drowning in water and secrets. My mission? Gone. My crew? Dust. And the only being who’s kept me alive since then is an alien mercenary wrapped in living silver and danger. He’s not just terrifying, he’s mesmerizing. I should keep my distance. I know better... moreHe was built to feed on fear, but I’m the only one who ever tempted him to feel. Frederique. I woke in a shattered stasis pod, centuries too late, on a world drowning in water and secrets. My mission? Gone. My crew? Dust. And the only being who’s kept me alive since then is an alien mercenary wrapped in living silver and danger. He’s not just terrifying, he’s mesmerizing. I should keep my distance. I know better. But every time his dark gaze settles on me, every time that shifting symbiont flows over his skin like armor and art, I forget who I was supposed to be. His power should terrify me, but it tempts me. He tempts me. Even when I discover the truth about my mission. Even when enemies rise and survival hangs by a thread. .. I still look at him and wonder what would happen if I let myself fall. The Sineater. She calls me mercenary. Monster. But she doesn’t run. I was sent to kill, not to feel. My symbiont craves agony like air, but her emotions, bright and tangled, taste like hope. I want her. Not just her body, but the calm in her thoughts, the fire in her fight. I want to protect that light, even as I know I’ll destroy it. But I am always hungry. Always feared. And if I take what I want, I may never let her go…. Even if loving her is the one thing that could break me. This is a standalone novel and the seventh book in the Monster Mercenary Mates series. This sci-fi monster romance features a darkly sinful ancient warrior, a plucky, bossy FMC, a mysterious animal sidekick, and a steamy HEA. less

She’s the mission. He’s the monster everyone fears. His claim might destroy them both. Dani. I came to Radin chasing a miracle cure hidden in a flower. I never expected to become prey. Days of captivity leave my empathic senses burned out, my power little more than an ache beneath my skin. Then Jaxin arrives, silent, shark-eyed, built for violence. When the rescue goes awry, he hauls me over his shoulder and runs... moreShe’s the mission. He’s the monster everyone fears. His claim might destroy them both. Dani. I came to Radin chasing a miracle cure hidden in a flower. I never expected to become prey. Days of captivity leave my empathic senses burned out, my power little more than an ache beneath my skin. Then Jaxin arrives, silent, shark-eyed, built for violence. When the rescue goes awry, he hauls me over his shoulder and runs. Alone in Radin’s humid jungle, survival means pressed bodies, shared breath, and heat that has nothing to do with the heat of summer. As my empathy recovers, I feel what he hides. Control layered over hunger. Possession strangled by discipline. A truth he refuses to face: he feels more than he’s allowed. Jaxin. Emotion is forbidden. My people, the Rummicaron, suppress it for a reason. But the jungle strips restraint bare, and my true nature claws its way to the surface: to claim, to protect, to possess a mate. Dani doesn’t just tempt me, she awakens something ancient and dangerous. As Radin’s giant closes in and a crime lord tightens her grip, I must choose between duty and instinct. And if I choose wrong, Radin will kill us both. This is a standalone novel and the eighth book in the Monster Mercenary Mates series. This sci-fi monster romance features a not-so-emotionless, shark-like alien mercenary, a gifted empathic scientist, and a steamy HEA. less

Ysa and Thatcher's story. Blurb coming soon!