Books like 'Obsession By Treaty'
Readers who enjoyed Obsession By Treaty by Kayla Stonor also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.
futuristic science fiction dark romance military bdsm non-human-hero
-
Sigma by Tiya Rayne
Shiloh Green has had the worse luck when it comes to men. For the last seven years she’s been trapped in a relationship with her Kingpin boyfriend. But opportunity to escape comes knocking when a mysterious businessman visits. Now Shiloh is headed to a top-secret military base to be a volunteer breeder for a government experiment...Categorized as:
non-human-hero military science fiction aliens bwwm multicultural disabilities and marks suspense -
Control by Manna Francis
Power Writes Its Own RulesGaining it, keeping it, or losing it, control is more than just a game--it's a critical tool for survival. No more so than in the Administration, where the Investigation and Interrogation Division's Val Toreth faces professional and personal hazards every day... -
For Certain Values of Family by Manna Francis
Every silver lining has a cloud. After the revolution, stability returns for most of the citizens of the European Administration. Revolution has delivered a little more freedom, if not as much as its architects hoped. Some, however, are finding that change also brings more complications and fresh dangers... -
Mist by 微风几许
Rated: 4.62 of 5 stars · 12 ratingsyperthymesia. Those with this condition can remember every detail of their lives from something as significant as the world’s turning point to something as small and as insignificant as a minor fleeting thought. They cannot forget and their thirst for knowledge allows them to be considered a genius in some senses.Legend has it that Ji Yushi was this kind of genius... -
-
Breaking Jade by Quil Carter
Skyfall, the only city that King Silas spared when he started the Fallocaust. It is a safe haven from the radiation, and a place where there is plant life, electricity, protection; things never seen or felt in the lawless, savage greywastes. In Skyfall lives a teenager named Jade, born and raised in the 'slum district' Moros by an insane mother... -
Evenfall: Volume 2: Director's Cut by Ais, Santino Hassell
Rated: 4.27 of 5 stars · 24 ratingsIn a post-apocalyptic future, the Agency works behind the scenes to take down opposition groups that threaten the current government. Their goals justify all means, even when it comes to their own agents.In the newly revised Director's Cut of Evenfall, the second volume follows Sin and Boyd through a long-term undercover mission in Mexico... -
Alpha by Tiya Rayne
Morgan Downs’ life is unexceptional. She’s stuck in an abusive loveless marriage and often made to feel inferior by her parents because of her speech impediment. Although as bad as her life is, she never expected to be kidnapped from her home and taken to a private military base to become a test rat for a science experiment. But things change when Morgan meets Alpha... -
Evenfall Volume One by Santino Hassell, Ais
Rated: 4.22 of 5 stars · 26 ratingsIn a post-apocalyptic future, the Agency works behind the scenes to take down opposition groups that threaten the current government. Their goals justify all means, even when it comes to their own agents.Sin is the Agency's most efficient killer. His fighting skills and talent at assassination have led to him being described as a living weapon... -
Death Adder by Naomi Lucas
Females have returned to Earth, brought here by technology I do not trust. They’ve been claimed and nested and kept far from me.The broken one. The dark one.I will always be alone.When a ship lands in my territory and a black-suited human female appears, I am in awe. I am in NEED.Only, she is surrounded by men.So, I will sneak up on her...Categorized as:
military non-human-hero aliens alpha male strong heroine insta-love dark science fiction -
Vrexus by Olivia Riley
Lee thinks she's safe in the silver city, safe from the monsters. But she's wrong.While on a mission for the alliance, Lee Reimer, a politician's daughter, celebrates a newly made pact with an alien race, unaware a vicious beast stalks nearby, ready to steal her away... -
Wait For It by Manna Francis
Rated: 4.44 of 5 stars · 9 ratingsAnother short story in The Administration series.Warrick asks Toreth to wait for it as long as he can stand it. It being sex... -
Vengeful Heart by Tiffany Roberts
When his mate is threatened, nothing burns hotter than his wrath.Against all odds, Arcanthus found Samantha, his beautiful, sweet terran mate. His fated one. Her love shattered the barriers around his heart.After defeating a ghost from his past, Arc thinks he and Samantha are safe to move on with their lives. But she has a past of her own, and it refuses to let her go.He nearly lost her once...Categorized as:
non-human-hero aliens futuristic monsters science fiction past-abuse past-sexual-abuse male-pov -
Starfighter Chapter 3 by Hamlet Machine
Rated: 4.23 of 5 stars · 13 ratingsCain and Abel are transferred to the battleship Sleipnir for a critical mission, and the further they venture into enemy space, the deeper their relationship becomes. As Cain struggles to make a name for himself among his new shipmates, the Commanders assign Abel to a project that may give the Alliance a decisive advantage in the war against the Colterons... -
Caged by Manna Francis
Rated: 4.33 of 5 stars · 9 ratingsAnother short story in The Administration series.Toreth is bored, so Warrick takes him to the zoo... -
-
Shopping & Fucking by Manna Francis
Rated: 4.33 of 5 stars · 9 ratingsAnother short story in The Administration series.Toreth takes Warrick shopping for something a bit more lucrative... -
Surprises by Manna Francis
Rated: 4.33 of 5 stars · 9 ratingsAnother short story from The Administration series. Toreth meets Warrick's ex wife and things get even more steamy in the bedroom... -
Broken by C.R. Jane, Mila Young
Rated: 4.50 of 5 stars · 6 ratingsTheir obsession will destroy her... Ella Monroe is broken and betrayed. After the discovery of the Vepar's secret, Ella would like nothing better than to get away from her three Vepar lovers and hide from them forever. Unfortunately, the Vepar have other ideas for Ella...Categorized as:
non-human-hero new adult science fiction futuristic length-short poly reverse harem aliens -
Sigil by Addison Cain
He will possess her in every way. After a century, The Irdesi Emperor has finally cornered their species’ only female. Sovereign and his fanatic brothers are closing in, driving Sigil to desperation. They outnumber her, they are stronger, and they are relentless. Sovereign knows her secrets better than Sigil knows herself. He knows she was conditioned to hate him. It changes nothing... -
All Work And No Play by Manna Francis
Rated: 4.22 of 5 stars · 9 ratingsAnother short story in The Administration series.New juniors are coming in at I&I and Warrick is severely distracted by work... -
Shadow by Alana Khan, Elle Arden
Can two broken people release their demons, open their hearts, and find lasting love? Petra's strong, take-no-prisoners attitude is severely challenged when she's abducted by aliens, destined to be sold as a sex slave. To escape she needs the help of the most irritating, hunky alien this side of the Milky Way... -
Losing It by Manna Francis
Rated: 4.11 of 5 stars · 9 ratingsAnother short story in The Administration series.Toreth and Warrick go out to a corporate party. Toreth lets his jealousy rule him... -
Helen by Manna Francis
Rated: 4.11 of 5 stars · 9 ratingsAnother short story in The Administration series.Helen was someone that Toreth interrogated 12 years before. But now she found him again. And she doesn't want to leave him... -
Succession by Alicia Cameron
Rated: 4.20 of 5 stars · 5 ratingsAfter the news breaks about Cashiel Michaud’s involvement in research to undermine the Demoted system, he and Sascha find themselves detained as their legal case develops. Separated, they work from both sides to get released, making sacrifices and arrangements along the way... -
Destiny Falling by Lucy Regatta
The year is 2121 and Earth is unrecognizable after a virus wiped out most of the human race. Women are the ruling power, while fertile men are on the brink of extinction. A powerful Coalition has taken control of much of the known world, maintaining a strict classification system. All surviving males are owned by the state and used for breeding purposes. No man is free.It’s a new world order...Categorized as:
non-human-hero science fiction dystopian futuristic aliens dark fated-mates forbidden love -
-
Ai No Kusabi The Space Between Volume 2: Destiny by Rieko Yoshihara
Rated: 4.03 of 5 stars · 13 ratingsBook annotation not available for this title... -
Bargain with a Beast by Grace Goodwin
Rated: 4.02 of 5 stars · 12 ratingsAdrian Davis thought getting on a real-life, ‘beam me up, Scotty’, transport pad was adventure enough. Visiting her mother—and the Atlan beast her mom had chosen as a mate—on another planet? Setting foot in an Atlan prison? Completely crazy. Like totally, bat-shit, what-the-hell-was-she-doing-with-her-life crazy... -
Juggernaut by Amelia C. Gormley
They helped destroy the world. Now they have to survive the new one.Nico Fernández has a charmed life. Working as a high-end escort in his mother's agency beats the hell out of being trafficked for slave wages in some corporate brothel... -
Saving the Cyborg: An Alien Abduction Romance Series by Jude Gray
Calen I live in a fairy tale. But this is a dark fairy tale. Abducted and sold to the Latrusian Prince of North Orangh, I go from a life of peace on a farm to a life of depravity, darkness, and fear in a castle full of wicked aliens. My freedom, security, and control over my own body have been taken from me. I want to go home... -
Blood & Circuses by Manna Francis
It's set to be a busy autumn in New London and beyond. With the ripples of the revolt still running through the European Administration, Val Toreth is slowly settling into the new flat he shares with Keir Warrick. But on orders from the very highest levels of the Administration, Toreth finds himself leaving his regular beat far behind and heading over the Atlantic to Washington D.C... -
Bane by Amelia C. Gormley
The weapon that nearly destroyed humanity may be their only salvation.Rhys Cooper once thought he was a dead man. Instead, he's proven immune to the virus that nearly wiped out humanity.Now the Clean Zone's scientists want to know why... -
Sedition by Alicia Cameron
Rated: 4.00 of 5 stars · 7 ratingsSascha’s world changed when Cashiel Michaud bought him, rescuing him from a brothel and a life of torture. They developed a sexual relationship, but can their relationship amount to more than that? Deceit, lies, and political scandal color not only their world, but their relationship, and dark figures from both men’s pasts threaten to intrude on the few moments of peace they have... -
Under His Control by Adara Wolf
Agreeing to transport goods for a notorious crime syndicate isn't the best choice Tracht had ever made, but reneging on that deal could have dire consequences for him. When it all goes sour, it's up to Alex to pull Tracht out of the fire. Under Control is the third book in the Under His Heel series and is not a standalone. It features dark kinks and an unhealthy central relationship... -
Gee by Manna Francis
Rated: 3.89 of 5 stars · 9 ratingsAnother short story in The Administration series.Toreth and Sara run into Gee, who Toreth knew when he was fifteen... -
Fuck of the Day by Manna Francis
Rated: 3.89 of 5 stars · 9 ratingsAnother short story in The Administration series.Warrick comes to I&I for the second time ever, pissed off about seeing Toreth with someone else... -
-
Unlucky Break by Manna Francis
Rated: 3.88 of 5 stars · 12 ratingsShort story based on The Administration series. Warrick breaks his wrist while with Toreth. They have some explaining to do at the hospital... -
Tribute by Sophie Kisker
Meena is Trapped in a Dark Alien NightmareKazir is supposed to be a sanctuary for the weary, desperate humans. But the alien race that already occupies the planet demands a terrible sacrifice to let them stay.Mena is that sacrifice.Now she belongs to a harsh alien master, destined for a future of suffering. And yet, bending to his demands strikes a chord of desire that she doesn't understand... -
Dragon in the Dark by Evangeline Anderson, Reese Dante
A Drake warrior brooding in the DarkA woman whose unique powers are just coming to LightCan they survive the dangers of a hostile planet together?Find out in…Dragon in the Dark*This is a Plus length novel--115,000 words long* Dr...Categorized as:
bdsm non-human-hero multicultural science fiction humor pregnancy from hate to love aliens -
The Golden Line by Addison Cain
They call me brutal. They call me unrepentant. They call me possessive. I am all these things and much worse. But to her, I will be conqueror. The Golden Line is a dark, sinister Omegaverse romance for those with twisted tastes and a love for delicious villains. Complete power exchange dominates these pages, as does an attentive Alpha hero you will adore... -
Shade's Embrace by Olivia Riley
She fears the monsters of Seriph.He rules over them.Axaria Shade, a deadly sidonion commander turned underworld kingpin, rules on the moon city, Seriph, with merciless control. Humans don't enter the city without fear of death, especially if found in his territory.So it's shocking to Madelyn when he spares her life after her ship crashes on (and burns away) a part of his property...Categorized as:
non-human-hero from hate to love dark alpha male aliens science fiction futuristic super rich hero -
Penal Station 05 by Valentina Heart
Rated: 3.83 of 5 stars · 10 ratingsJared, a guard on one of the many penal space stations, is good at his job, but painfully naive. Getting convicted of a crime he didn’t commit and being sentenced to a life in prison did not feature in his vision of the future. When he gets rescued--then promptly claimed as property by Sar, the most dangerous and biggest man on the penal station--he’s just about ready to faint..Categorized as:
bdsm m-m science fiction abuse dark hurt-comfort height-difference from hate to love -
Stolen by Raven Dark, Petra J. Knox
It all began when the road warriors found me outside Hell’s Burning, lost and dehydrated. When the bikers took me into The Compound, I thought I was saved. Especially when, as a Violet—a rare genetic anomaly prized above all—I’m taken in and raised by one of the wealthiest men in the world... -
Prisoner 374215 (The ESTO Universe) by Angel Martinez
Rated: 3.82 of 5 stars · 20 ratingsDear Author,He enters my cell daily at ten pm. He leaves in the morning at six am. He never says a word. Never moves from where he sits right beside the thick steel door. He does not beat me. He doesn't take me to the tiled room at the end of the corridor. He doesn't goad me, smirk when I wince afterwards, cry, or scream... -
Commodity by Shay Savage
Rated: 3.80 of 5 stars · 17 ratingsA woman hunted by human traffickers. A hot and dangerous bodyguard. Utter destruction. The end of civilization. The beginning of a new form of currency. Women are now the highest COMMODITY... -
After Midnight by Santino Hassell
Rated: 3.79 of 5 stars · 25 ratingsTwo decades after war ravaged the nation, one of the last remaining metropolises thrives on a currency of sex, drugs, and lies. Gordon Frost is a survivor. He outlived all of his friends after bombs decimated the hardscrabble neighborhood he grew up in, and he made it through the orphanages and crime-ridden slums that followed...Categorized as:
military science fiction suspense mystery futuristic from hate to love dark dystopian -
-
Claimed by Chloe Kent
Rated: 3.63 of 5 stars · 8 ratingsThey bought her. Now they will breed her.Even with Earth devastated by an asteroid impact and a tyrant ruling with an iron fist, Skyler Williams is still shocked when she suddenly awakens on another world, naked and on display for three alarmingly sexy aliens... -
Trapped: Expanded Edition by Rose Francis
Rated: 3.50 of 5 stars · 6 ratingsSerena is between a rock and a hard place. A military experiment gone wrong has sent her world crashing down—along with everybody else’s—as a mysterious disease turns living, breathing, red-blooded people into mindless weapons of destruction. Supplies have run so low that her husband leaves to find food and never returns...Categorized as:
military science fiction multicultural futuristic dark breeding bwwm forced proximity -
The Captain's Pet by Samantha Cayto
Rated: 3.50 of 5 stars · 8 ratingsWhen a distant planet’s ownership is in dispute, conquering aliens turn defiant human males into pampered sex slaves. In a not-too-distant future, a lopsided war has led to aliens invading and occupying an Earth settlement. Wid is a young colonist who has been caught harassing the aliens. He and his friends are rounded up and sent to an alien warship patrolling the disputed space... -
Outcast Mine by Jamie Craig
There is nothing Aleron Pitre can't steal, nobody he can't con and no situation he can't slip out of—until he's sent to the prison planet Tantoret, where every sentence is death. If the prisoners don't kill each other, they'll die slowly from mining the poisonous drug chojal. Yet Aleron still hopes that he can escape...Categorized as:
military non-human-hero m-m science fiction vampires dark from hate to love suspense -
An Uncommon Whore by Belinda McBride
"As a general rule, you won't find the love of your life while you're on your knees under a table." -- Helios Dayspring Pasha is a slave, whoring for travelers at the most dangerous bar on Warlan. He has no memory, no future of his own, yet deep inside Pasha knows that that he is meant for better things... -
Pythen by Erin Raegan
Peyton I was having a cold coffee with my best friend Vivian when the whole world went upside down. Now there are gazelle-glowing-like-a-light-bulb aliens running around eating everybody, and enormous dark purply colored aliens that have a strong resemblance to bats, dive bombing from the sky. One of the bats says I'm his and i need to ease his mating rage. Yeah, not happening...Categorized as:
non-human-hero science fiction aliens futuristic angst abduction insta-love strong heroine
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

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