Book picks similar to
Sigil by Addison Cain


dark
sci-fi
reverse-harem
fantasy

Demon's Captive


Stephanie Snow - 2007
    Charity is alone, without family or friends and she has eluded capture by the warriors in the sky.Commander Melmanon is furious that the Earth woman has been able to elude capture. Melmanon is known for his terrible bloodlust and ability to torture his captives. His pride has taken a beating and he visualizes his revenge on his enemy.When Charity is finally captured by Melmanon, she is terrified when she sees he looks like a demon. Fearing pain and a slow death, Charity submits to Melmanon and he is surprised that her submission brings him great pleasure. He makes Charity his torture slave so he can keep her with him longer. Nobody is more surprised than Charity when she finds herself liking Melmanon’s attention. But Charity’s loyalties and feelings are put to the test and she will soon have to make difficult decisions. But not as difficult as those Melmanon will have to make…

Heat


R. Lee Smith - 2009
    A world quarantined since its discovery by the Far-Reachers of Jota's history. And where the fortunes of slavers and chemists have been made ever since.It was to Earth that Kanetus E'Var, the son of Jota's most ruthless slaver, escaped to make Vahst, a powerful drug manufactured from the human brain. And it was to Earth that Tagen Pahnee, Fourth-ranking officer of the Jotan Off-World Security Fleet, was sent to bring the criminal back to justice. Neither of them could have anticipated that at that moment, E'Var's hunting grounds were experiencing the worst heat wave in years, triggering the Jotan breeding cycle in both males.Home is not an option for either of them. Both are determined to find a way to work on this hostile planet, surrounded by humans, surrounded by dangers, surrounded by Heat.Adult readers only, due to graphic gore, violence, and explicit sexual situations.617 pages, 285,862 words

Alien Embrace


Tracy St. John - 2010
    Her life of peace shatters when a three-man clan from the planet Kalquor kidnaps her and holds her prisoner.With their people poised on the verge of extinction, the Kalquorians are determined to have Amelia for their mate. Amelia is equally determined to escape. But when her body thrills to the ruthless domination of her captors, she finds herself surrendering to desires she never imagined possible.Mild BDSM including captive/forced seduction, anal play/intercourse, bondage, Dom/sub play, homoerotic situations (m/m), and multiple sexual partners (m/f/m/m).

His Human Slave


Renee Rose - 2016
    While he would never choose a human of his own accord, his physician's gene-matching program selected Lamira's DNA as the best possible match with his own. Now he must teach the beautiful slave to yield to his will, accept his discipline and learn to serve him as her one true master. Lamira has hidden her claircognizance from the Ocretions, as aberrant traits in human slaves are punished by death. When she's bought by a Zandian prince for breeding and kept by his side at all times, she finds it increasingly harder to hide. His humiliating punishments and dominance awake a powerful lust in her, which he tracks with a monitoring device on her arousal rate. But when she begins to care for the huge, demanding alien, she must choose between preserving her own life and revealing her secret to save his. Devour the first steamy stand-alone romance in USA Today Bestselling Author Renee Rose's Alien Warrior series.  **This book was originally included in the box set Human Surrender.

Releasing Rage


Cynthia Sax - 2015
    Half Machine. All Hers. Rage, the Humanoid Alliance’s most primitive cyborg, has two goals — kill all of the humans on his battle station and escape to the Homeland. The warrior has seen the darkness in others and in himself. He believes that’s all he’s been programmed to experience. Until he meets Joan. Joan, the battle station’s first female engineer, has one goal — survive long enough to help the big sexy cyborg plotting to kill her. Rage might not trust her but he wants her. She sees the passion in his eyes, the caring in his battle-worn hands, the gruff emotion in his voice. When Joan survives the unthinkable, Rage’s priorities are tested. Is there enough room in this cyborg’s heart for both love and revenge?

Venomous


Penelope Fletcher - 2014
    When she is weak, I shall be her strength. She was stolen from her world by our captors. Now her survival is my responsibility. It is her duty to endure my lust, respect my nest mates and honour our union with offspring. I revere this giver of life, as is the way."~ Venomous One, formerly of Rök, enslaved gladiator "Six things a woman should not have to deal with: 1) More than one barbaric alien lover/life mate. 2) Long term stay on a slave planet where you’re one female amongst thousands of 'needy' males. 3) Killer space pirates. 4) Psychotic mother-in-law. 5) Putting your alien lover/life mates’ species under the threat of annihilation because you ticked off the wrong Slave Chieftain. 6) A marauding overlord with a harem four hundred strong who is determined to make you concubine number four hundred and one. My name is Lumen. I am stranded in a galaxy far, far away and here be huge f***ing aliens."~ Lumen Young, formerly of Earth, lost in space Abducted from Earth and transported to a slave planet in an unknown galaxy, Lumen finds herself, shackled, naked and put on display before an alien horde. Told the males will battle for the right to slake their lusts with her body, she would become the slave of slaves. Venomous One, a proud warrior enslaved, has given up hope of returning to his home world and finding a life mate. When a female is tossed into the arena his soul demands he claim her. Winning his mate by Right of Might, he vows to protect Lumen and be a good provider, no matter how ugly her human appearance. Rescued by Venomous’ people, the couple face space pirates, the condemnation of an alien government, galactic war, and a deadlier threat from within the warrior’s own kindred. Warning: violence, profanity and sexual situations with multiple partners.

Hold


Claire Kent - 2007
    Give yourself to him in return for protection. It’s the only way you’ll ever survive. Convicted of a minor crime, Riana is sentenced to a prison planet—a dark primitive hold filled with convicts vying for power. Her only chance of survival is with Cain, a mysterious loner who has won his territory in the prison through intelligence and brute strength. Sex is all she has to offer, so she uses it. She’s under no delusions here. No one is ever released, and no one ever escapes. Survival is all she can hope for—until Cain. An earlier version of this book was published under the same title and a different penname by Ellora’s Cave. It has since been substantially revised and expanded.

Breeder


Cara Bristol - 2013
    He intends to impregnate her, produce a son, and hand her off to his anointed beta partner. As Dak and Omra discover a sexual bliss banned by law, he begins to question the traditions and ways of his people, causing him to jeopardize his command and endanger the life of the woman he has come to love.

His to Claim


Taylor Vaughn - 2019
    The Xalthurians are rough, domineering, and huge all over. But, this is the deal our leaders struck, so that they would provide our human colony with desperately needed supplies... If the baby born from our taking is a girl, we will be allowed to keep it. If the baby is a boy, it will be taken away, never to be seen again. That is the way it has always been, on our small planet and that is the way it will always be... I should accept my fate, but I can’t! When they come for my sister’s baby boy, I dare to defy the alien, they call “Tel”. As it turns out, “Tel” means prince. But rather than killing me for my insolence, the future overlord vows to return to the planet. When I am twenty-one... He’s huge, all-powerful, and determined to claim me! Can I stop him? And how will I answer when the question becomes, do I want to?

Dead of Eve


Pam Godwin - 2012
    Few men survive. The rest are monsters. The women are dead, except Evie. Through a quirk in her genetics, she survives. When her physiology begins to evolve, she must come to terms with what she is and accept her role in finding a cure.The mutated hunt her. The men brutalize her…except three. Cryptic warrior, contrite lover, caring enemy; they are fiercely protective of the last living woman, but divided in their own agendas. Can they come together to protect the only hope for humanity?Evie must survive.

The Starlight Rite


Cherise Sinclair - 2010
    Desperate to survive, she picks the wrong target--Dain, the head of planetary security.Dain is amused by the attempted theft, and when Mella is sentenced to serve time indentured as a bedroom slave, he buys her contract. As he introduces the repressed Earther to the pleasures of sex with a dominating warrior, he slowly comes to realize that the little thief has stolen his heart.When the monster arrives on Nexus and has lunch with Dain, Mella is panic-stricken. Her owner must be part of the conspiracy to kill her, and it will only be a matter of time before the monster discovers that she’s still alive. She attempts to escape. She fails. Embittered by her lies and mistrust, Dain returns her to Indenture Hall to be sold again.Now the monster has found her. And she has nowhere left to run...

Close Liaisons


Anna Zaires - 2012
    An advanced race from another galaxy, they are still a mystery to us – and we are completely at their mercy.Shy and innocent, Mia Stalis is a college student in New York City who has led a very normal life. Like most people, she’s never had any interactions with the invaders – until one fateful day in the park changes everything. Having caught Korum’s eye, she must now contend with a powerful, dangerously seductive Krinar who wants to possess her and will stop at nothing to make her his own.How far would you go to regain your freedom? How much would you sacrifice to help your people? What choice will you make when you begin to fall for your enemy?WARNING: This book contains strong sexual content and explicit language and is not suitable for readers under 18.Word Count: 88,000

Genesis


Kaitlyn O'Connor - 2006
    Then she knows it's both, but it's even more unsettling to find herself the object of desire of two six and a half foot males-particularly since Kole and Dansk seem perfectly willing fight to the death to settle which of them gets to breed her. Rating: Contains graphic sex, graphic language, graphic violence.

Nectar


D.D. Prince - 2015
    Feelings are messy; they're painful; they hold you back. Due to a painful past and secrets she wants to stay buried she keeps everyone at arm's length. But then when she is abducted and presented as a gift to Tristan, a bored vampire prince who is destined to become a king, she has to face a few facts. Beyond facing that vampires are real Kyla has to face emotions that Tristan won't let her run from. Tristan is a vampire with a ravenous but insatiable appetite. For ten years he hasn't once had his hunger sated. He feeds constantly, looking for satisfaction, and because his favourite way to feed is to feed during sex he goes through a lot of women. But then Kyla is brought to him as a gift to celebrate a promotion and from the second their eyes lock he knows there's something different about her. After he gets a taste of Kyla neither of them will ever be the same.“Between the taste of you, the taste of your blood, and the way you look at me, I haven’t felt this… alive… in… maybe ever.”Cliffhanger.Books 2 & 3 avaiable. Trigger warnings: Explicit sex scenes. Copious amounts of blood. Some dubious consent, an ending that could be troubling to those who are squeamish about blood. If you don't love vampire alpha males who are also sweet and swoony nymphomaniacs, maybe you should give this one a miss...

Victorious Star


Morgan Hawke - 2004
    Strong-willed and resourceful, she has never lost a ship she's flown—and never serviced a captain she's had.Captain Ravnos of the Mercenary dreadnaught Hellsbreath rules his crew with an iron will. First Officer Seht is a skeldhi prince whose specialty is erotic discipline. They're on a mission, and in need of a nav-pilot.Kidnapped into service on the Hellsbreath, Victoria is caught between two very different men locked in their own private and erotic power struggle. And then there's the mission…The Moribund Company has captured the Imperial Dreadnaught Arcane, and intends to auction the sentient ship to the highest bidder. Unfortunately, Moribund himself is attending the auction and Ravnos is forced to remain onboard the Hellsbreath for Moribund has a personal vendetta against the handsome captain. It is up to Victoria and First Officer Seht to go deep undercover at the Mordred Space Station to rescue the Arcane.To complete the mission and return to her duties as an Imperial Officer, Victoria must become Prince Seht's rehkyt—a pet, literally and figuratively. Not allowed on the furniture and kept at the end of a leash, Victoria discovers that there are worse things than servicing your captain. Or are there?Publisher's Note: This book contains explicit sexual content, graphic language, and situations that some readers may find objectionable: Anal play/intercourse, BDSM (including bondage, domination/submission, whipping), menage (m/m/f), and homoerotic sexual situations (m/m, f/f).