Books like 'Killbox'
Readers who enjoyed Killbox by Ann Aguirre also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.
futuristic science fiction urban fantasy aliens strong heroine military cold hero commander m-f
-
Facets of Revolution by T.A. White
The line between loyalty and betrayal has never been so fine.Chasing the trail of the woman who was once considered her best friend, Kira Forrest returns to the planet of her birth. When a near deadly incident jeopardizes her arrival, Kira will find the secrets she’s worked so hard to hide bubbling to the surface one by one... -
![Fated Blades by Ilona Andrews]()
Fated Blades by Ilona Andrews
An uneasy alliance between warring families gets heated in this otherworldly novella from bestselling author Ilona Andrews.At first glance, the planet Rada seems like a lush paradise. But the ruling families, all boasting genetically enhanced abilities, are in constant competition for power―and none more so than the Adlers and the Baenas...Categorized as:
strong heroine aliens m-f cold hero futuristic science fiction urban fantasy alpha male -
![]()
![]()
Sponsored links -
![New York to Dallas by J.D. Robb]()
New York to Dallas by J.D. Robb
Rated: 4.39 of 5 stars · 57 ratingsTwelve years ago, Eve Dallas was just a rookie NY cop when her instincts led her to the apartment of Isaac McQueen, a man she discovered to be a sick murderer and pedophile, who was keeping young girls in cages. Now a homicide Lieutenant, Eve is one of the most distinguished officers in the city—and then she learns that McQueen has escaped from jail...Categorized as:
strong heroine m-f heroine sleuth suspense futuristic mystery tortured heroine tycoon -
![Sweep in Peace by Ilona Andrews]()
Sweep in Peace by Ilona Andrews
Dina DeMille doesn’t run your typical Bed and Breakfast. Her inn defies laws of physics, her fluffy dog is secretly a monster, and the only paying guest is a former Galactic tyrant with a price on her head... -
-
![Born of Defiance by Sherrilyn Kenyon]()
Born of Defiance by Sherrilyn Kenyon
Born an Outcast, Talyn Batur has spent the whole of his life fighting against the prejudice of his people. An Andarion without a father is not something anyone wants to be...Categorized as:
aliens military m-f urban fantasy alpha male virgin hero science fiction tortured hero -
![Purity in Death by J.D. Robb]()
Purity in Death by J.D. Robb
Louie Cogburn had spent three days holed up in his apartment, staring at his computer screen. His pounding headache was unbearable - it felt like spikes drilling into his brain. And it was getting worse. Finally, when someone knocked at his door, Louie picked up a baseball bat, opened up the door, and started swinging.... The first cop on the scence fired his stunner twice... -
![Fire and Ice by Sherrilyn Kenyon]()
Fire and Ice by Sherrilyn Kenyon
FIRE & ICE - Originally published in a stand alone ebook in 1998. Currently available in the OUT OF THIS WORLD anthology that features all the short stories Sherri wrote for Penguin. Livia is a Vistan princess who is to be married to an ambassador from a neighboring galaxy--a brutal man, many years her senior...Categorized as:
aliens cold hero m-f suspense urban fantasy futuristic virgin heroine science fiction -
![The Segonian by Dianne Duvall]()
The Segonian by Dianne Duvall
New York Times bestselling author Dianne Duvall brings readers the second stand-alone novel in a thrilling new sci-fi romance series full of action, humor, and happily-ever-afters.Eliana's life has never been what one might term ordinary. At least, it hasn't been for a very long time... -
![Born of Fire by Sherrilyn Kenyon]()
Born of Fire by Sherrilyn Kenyon
From the creator of the #1 bestselling Dark-Hunter novels - the spellbinding League series continues! In a universe where assassins make the law, everyone lives in fear - except for Syn. Born of an illicit scandal that once rocked a dynasty, he always knew how to survive on the bloodthirsty streets. But that was then, and the future is now... He takes no prisoners... -
![Born of Shadows by Sherrilyn Kenyon]()
Born of Shadows by Sherrilyn Kenyon
In a world where the League and its assassins rule, where betrayal and treachery are everywhere...the only survivors are those ones who are... BORN OF SHADOWS For Caillen Dagan, a defiant soldier of fortune, survival isn't a right, it's a brutal daily battle. Moving through the Ichidaian universe like a wraith, his brushes with the law and death are legendary... -
![Devoted in Death by J.D. Robb]()
Devoted in Death by J.D. Robb
Rated: 4.27 of 5 stars · 48 ratingsEve Dallas tracks a couple whose passion is fueled by cold brutality in the newest crime thriller from the #1 New York Times–bestselling author of Obsession in Death and Festive in Death. When Lieutenant Eve Dallas examines a body in a downtown Manhattan alleyway, the victim’s injuries are so extensive that she almost misses the clue...Categorized as:
strong heroine m-f heroine sleuth suspense futuristic mystery tycoon super rich hero -
![Guild Boss by Jayne Castle]()
Guild Boss by Jayne Castle
Welcome to Illusion Town on the colony world of Harmony—like Las Vegas on Earth, but way more weird.Living in this new, alien world doesn’t stop the settlers from trying to re-create what they’ve left behind. Case in point—weddings are still the highlight of any social calendar. But it’s the after-party that turns disastrous for Lucy Bell... -
![Ecstasy in Darkness by Gena Showalter]()
Ecstasy in Darkness by Gena Showalter
Rated: 4.25 of 5 stars · 40 ratingsGrowing up poor on New Chicago’s meanest streets, Ava Sans had two options: be the predator or be the prey. No contest. Now, working for Alien Investigation and Removal, she’s been ordered to capture the biggest, baddest warrior of all—a vampire too beautiful to be real, with the ability to manipulate time... -
![Junkyard Bargain by Faith Hunter, Khristine Hvam]()
Junkyard Bargain by Faith Hunter, Khristine Hvam
Rated: 4.33 of 5 stars · 25 ratingsSometimes before you can face your enemies, you need to confront yourself.Time is running out for Shining Smith and her crew to gather the weapons they need to rescue one of their own... -
-
![Dark Taste of Rapture by Gena Showalter]()
Dark Taste of Rapture by Gena Showalter
Rated: 4.22 of 5 stars · 42 ratingsNew York Times bestselling author Gena Showalter captivates with a dark, tantalizing world of humans, otherworlders, and a powerful AIR agent consumed by his desire for a woman he can never have. . . . With one caress, he can give unforgettable pleasure . . . or unending pain. . . . Hector Dean is shaved, tattooed, and totally ripped—and he has a deadly secret... -
![Elfhome by Wen Spencer]()
Elfhome by Wen Spencer
Rated: 4.29 of 5 stars · 23 ratingsBook Three of the Elfhome series, the follow-up to exciting Wolf Who Rules and the award-winning fantasy-SF novel that started it all, Tinker . Elfhome. A world of powerful magic, beautiful elves, man-eating trees, frost-breathing wargs, and god-like dragons. Pittsburgh. A city that has been stranded deep in virgin elfin forest to stave off an invasion by the merciless oni... -
![The Pirate Prince by Michelle M. Pillow]()
The Pirate Prince by Michelle M. Pillow
Rated: 4.24 of 5 stars · 20 ratingsShapeshifter Romance Cat-shifter Prince Jarek sails the high sky doing what he pleases…that is until drug dealers kidnap one of his men. But the rescue mission goes wrong and instead of a crewman, he liberates a woman who he believes is desperately trying to escape her captors. He soon discovers he unwittingly kidnaped a princess... -
![Savor Me Slowly by Gena Showalter]()
Savor Me Slowly by Gena Showalter
Rated: 4.12 of 5 stars · 41 ratingsHALF HUMAN, HALF MACHINE...ALL WOMAN Mishka Le'Ace was created to be an undercover operative...literally. Her beautiful body has been mechanically augmented to give her superhuman strength -- strength she's going to need. Her latest mission sends her to rescue Alien Investigation and Removal agent Jaxon Tremain from torture and death. With him, she discovers a passion unlike any other...Categorized as:
aliens m-f contemporary suspense futuristic urban fantasy science fiction dangerous heroine -
![Alien Tango by Gini Koch]()
Alien Tango by Gini Koch
Rated: 4.18 of 5 stars · 26 ratingsFor Alien Super-Being Exterminator Katherine "Kitty" Katt, anti-alien conspiracies, threats from outer space, and a couple of killer alligators are all in a day's work. It's been five months since Kitty joined Centaurion Division, working with the aliens from Alpha Centauri. She and Jeff Martini have grown closer and life looks rosy... -
![Breakout by Ann Aguirre]()
Breakout by Ann Aguirre
All hell is breaking loose in the edge-of-your-seat follow-up to Havoc and Perdition from New York Times bestselling author Ann Aguirre… The prison ship Perdition has become a post-battle charnel house with only a handful of Dred’s soldiers still standing and now being hunted by Silence’s trained tongueless assassins...Categorized as:
aliens m-f science fiction dystopian futuristic urban fantasy length-medium open-door -
![Alien vs. Alien by Gini Koch]()
Alien vs. Alien by Gini Koch
Rated: 4.25 of 5 stars · 17 ratingsJeff and Kitty Katt-Martini and the rest of the American Centaurion Diplomatic Corps are still recovering from their introduction to Washington D.C. politics, parties, and conspiracies. So when compromising pictures arrive, no one’s too surprised. They’re also the least of anyone’s worries...Categorized as:
military aliens science fiction mystery urban fantasy futuristic non-human-hero length-long -
![Fortune's Pawn by Rachel Bach]()
Fortune's Pawn by Rachel Bach
When professional mercenary Deviana Morris took the security guard job aboard the Glorious Fool, all she wanted was a fast route into the Devastators --- the elite league of armored fighters entrusted with the most important duty on her home planet of Paradox. But this security job isn't just twelve-hour patrols, armor-polishing, and whiskey... -
![Universal Alien by Gini Koch]()
Universal Alien by Gini Koch
Rated: 4.37 of 5 stars · 10 ratingsBeing the wife of the Vice President isn’t easy. Especially when your talents lie in kicking butt and rocking out . . . Jeff and Kitty Katt-Martini find out just how easy it is for the wife of the Vice President of the United States to unintentionally insult an ally... -
![Born of Vengeance by Sherrilyn Kenyon]()
Born of Vengeance by Sherrilyn Kenyon
A fate worse than death . . . Bastien Cabarro survived the brutal slaughter of his entire family only to have his wife pin their murders on him. Made Ravin by The League, he is now a target for their assassins-in-training to hunt and kill. The average life expectancy for such beings is six weeks... -
-
![The Healer by Kelly Lucille]()
The Healer by Kelly Lucille
As a powerful Healer in hiding on old Earth, Serenity has managed to avoid the notice of both the Order of Intergalactic Peace and the rebel factions opposing them. That is about to change. Paying off an old debt brings her to the attention of both sides, but it is Lord Mal Ryn of the OIP who stakes his claim...Categorized as:
aliens military cold hero science fiction magic alpha male from hate to love cruel hero -
![Alien Separation by Gini Koch]()
Alien Separation by Gini Koch
Rated: 4.29 of 5 stars · 11 ratingsLife's never easy . . . The Mastermind has finally been identified, but before Jeff and Kitty Katt-Martini can take him down, they, their daughter Jamie, Charles Reynolds, Paul Gower, Christopher White, and several others are zapped out of their solar system and into another... -
![Alien Proliferation by Gini Koch]()
Alien Proliferation by Gini Koch
Rated: 4.12 of 5 stars · 26 ratingsAfter the wildest wedding ever, Katherine "Kitty" Katt-Martini and her Alpha Centaurion husband Jeff are hoping life will settle down. But alien attacks are on the increase, and someone is testing a dangerous new drug on unwilling subjects within their group. As if that's not enough, they discover that their newborn's talents are off the charts—and the bad guys want their baby... -
![Alien Diplomacy by Gini Koch]()
Alien Diplomacy by Gini Koch
Rated: 4.13 of 5 stars · 22 ratingsBeing newlyweds and new parents is challenging enough. But Jeff and Kitty Martini are also giving up their roles as super-being exterminators and Commanders in Centaurion Division while mastering the political landscape as the new heads of Centaurion's Diplomatic Corps. Enter a shadowy assassination plot and a new set of anti-alien conspirators, and nothing will ever be the same.. -
![Alien Nation by Gini Koch]()
Alien Nation by Gini Koch
Rated: 4.38 of 5 stars · 8 ratingsIt’s a typical day of bureaucracy and stress for President and First Lady Jeff and Kitty Katt-Martini, made more stressful when alien spacecraft are spotted making a beeline for Earth, none of them from the Alpha Centauri system. Then a cryptic request from an old adversary pulls Kitty out of the White House and into an explosion—and an even more explosive situation... -
![Rogue Seers by J.C. Andrijeski]()
Rogue Seers by J.C. Andrijeski
Rated: 4.50 of 5 stars · 6 ratings"I was now, officially, a real terrorist…”After losing her husband, Allie fights to prevent the human and seer worlds from exploding into all-out war.But her husband, Revik, isn’t really gone.Instead he’s transformed into someone she barely knows.Now they’re on opposites sides of a racial war––a war he wants to see play out, a war he’s ready for, and worse, one he’s already fighting...Categorized as:
aliens urban fantasy from hate to love dystopian science fiction futuristic length-epic -
![Shadow Seer by J.C. Andrijeski]()
Shadow Seer by J.C. Andrijeski
Rated: 4.50 of 5 stars · 6 ratings“All what he has done, he has done for the greater good…”Blamed for the abduction of the infamous “Sword,” leader of the anti-human rebellion, Allie is despised by all free seers.As for Revik himself, he turns into a feral animal once free of his dark masters.She only has one shot at saving him. Unfortunately, it means learning more about his past than she ever wanted to know... -
![Alien Collective by Gini Koch]()
Alien Collective by Gini Koch
Rated: 4.26 of 5 stars · 11 ratingsDespite not having run for office, nor wanting to remain in office, Representative Jeff Martini is being wooed as the vice presidential running mate for a charismatic senator who seems likely to win the campaign... -
![Alien in the Family by Gini Koch]()
Alien in the Family by Gini Koch
Rated: 4.10 of 5 stars · 25 ratings"...great fun, with lots of quirky characters, witty dialogue, a bit of romance, some hot sex, and oodles of action...Categorized as:
aliens m-f science fiction shapeshifters futuristic mystery urban fantasy non-human-hero -
![Alien Research by Gini Koch]()
Alien Research by Gini Koch
Rated: 4.21 of 5 stars · 12 ratingsWhen rumors of a new super-drug surface, the FBI comes to Jeff and Kitty Katt-Martini for help. It becomes quickly apparent that the drug is merely the tip of a deadly iceberg and a much more insidious plan is underway involving Titan Security, Gaultier Enterprises, and YatesCorp... -
-
![Honor's Knight by Rachel Bach]()
Honor's Knight by Rachel Bach
The rollicking sequel to Fortune's Pawn -- an action packed science fiction novel. Devi Morris has a lot of problems. And not the fun, easy-to-shoot kind either. After a mysterious attack left her short several memories and one partner, she's determined to keep her head down, do her job, and get on with her life... -
![Alien in the House by Gini Koch]()
Alien in the House by Gini Koch
Rated: 4.14 of 5 stars · 15 ratingsJeff and Kitty Katt-Martini have learned the ins and outs of Washington politics, not to mention how to prevail in intergalactic war and foil dangerous plots. But, in the aftermath of Operation Destruction, the Gower girls’ powers are burned out, the entire A-C population has been “outed” as the aliens living on Earth that they are, and, worst of all, ACE is nowhere to be found... -
![Havoc by Ann Aguirre]()
Havoc by Ann Aguirre
The Conglomerate’s most dangerous convicts have made the prison ship Perdition their home. And they will defend it… Perdition is under siege. Mercenaries have boarded the station with orders to take control of the facility—and execute the prisoners. Their commander is offering full pardons to the first five inmates willing to help the mercs complete their mission... -
![Aliens Abroad by Gini Koch]()
Aliens Abroad by Gini Koch
Rated: 4.25 of 5 stars · 8 ratingsWith the human population growing and alien refugees pouring in from around the galaxy, Earth is becoming too overcrowded to sustain itself--and the solar system is filling up with the alien overflow. Advanced technology from the Alpha Centauri and Vatusan systems offers one possible solution. It's time to explore new planets and see if any uninhabited ones can be claimed... -
![First Contact by Michael R. Hicks]()
First Contact by Michael R. Hicks
Rated: 4.05 of 5 stars · 27 ratingsTerran survey ship Aurora finds two habitable planets in an uncharted star system. But Aurora is disabled by gigantic alien warships and boarded by blue-skin females with fangs and claws. The warriors slaughter the crew in ritual one-on-one combat. The sole survivor is returned to Earth. This Messenger bears a real-time globe device that counts down to an impending attack...Categorized as:
aliens military science fiction urban fantasy war historical futuristic length-medium -
![Heart Quest by Robin D. Owens]()
Heart Quest by Robin D. Owens
Rated: 4.06 of 5 stars · 24 ratingsTucked away in the Druida City of Celta, Trif Clover knows she has a HeartMate. She wants him so badly she’s actually going door-to-door with her charmkey to find him. What she doesn’t know is that he has already found her. Guardsman Ilex Winterberry knows that Trif is his HeartMate, but fears that being twice her age, with a short life ahead of him, he will only scare her away...Categorized as:
aliens m-f contemporary urban fantasy magic futuristic science fiction cheerful heroine -
![Crossing the Line by Karen Traviss]()
Crossing the Line by Karen Traviss
Rated: 4.05 of 5 stars · 17 ratingsA female cop seeks refuge on another planet after being infected by an alien virus in this science fiction fantasy novel from a New York Times bestseller.Shan Frankland forever abandoned the world she knew to come to the rescue of a lost colony on a distant and dangerous planet—a hostile world coveted by two alien races and fiercely protected by a third... -
![Games of Command by Linnea Sinclair]()
Games of Command by Linnea Sinclair
The universe isn’t what it used to be. With the new Alliance between the Triad and the United Coalition, Captain Tasha “Sass” Sebastian finds herself serving under her former nemesis, biocybe Admiral Branden Kel-Paten–and doing her best to hide a deadly past. But when an injured mercenary winds up in their ship’s sick bay–and in the hands of her best friend, Dr...Categorized as:
military aliens m-f science fiction urban fantasy contemporary tearjerkers virgin hero -
![Heart Duel by Robin D. Owens]()
Heart Duel by Robin D. Owens
Rated: 4.00 of 5 stars · 29 ratingsIn HeartMate and Heart Thief, award-winning author Robin D. Owens built a world where psychic talents and desires of the heart flourish. Now, she returns to Celta with a story of star-crossed lovers... Healer Lark Collinson hates the street dueling that is a way of life among the noble families on Celta--it was just such a skirmish that killed her Healer husband and left her a grieving widow... -
![Eye of the Tiger by Michael-Scott Earle]()
Eye of the Tiger by Michael-Scott Earle
Rated: 3.99 of 5 stars · 28 ratingsImprisoned and subjected to brutal genetic experiments, space marine Adam has been changed into a perfect predator. A super soldier that is part man, part tiger, and all killing machine. When his latest mission has an unexpected outcome, Adam finds himself free of his explosive control collar and honor bound to protect a mysterious woman... -
-
![Bridal Jitters by Jayne Castle]()
Bridal Jitters by Jayne Castle
Rated: 3.96 of 5 stars · 32 ratingsJayne Ann Krentz writing as Jayne Castle From "seasoned pro" (People) Jayne Ann Krentz writing as Jayne Castle, comes the ultimate tale of adventure: falling in love. Virginia Burch, a psychic archeologist, can't believe her luck when she meets Sam Gage, a ghost hunter and owner of prime real estate in the Old Quarters of Cadence, above the Dead City... -
![Return of the Asgard by Erik Schubach]()
Return of the Asgard by Erik Schubach
Rated: 4.01 of 5 stars · 12 ratingsThe Valkyrie Kara stood alone against the Ragnarok horde on Earth to ensure that the Asgard race and Valhalla could escape. For five thousand years she has fought and evaded the Ragnarok race on Earth, just waiting for her people to return. A human woman, Kate, joins her fight against the invading race, showing as much conviction and valor as any Valkyrie... -
![Damia by Anne McCaffrey]()
Damia by Anne McCaffrey
New York Times bestselling fantasy author Anne McCaffrey “interweaves an engrossing romance with a coming-of-age story”(Publishers Weekly) in this novel in the Tower and Hive series. Damia is the daughter of Prime Talents The Rowan and Jeff Raven... -
![The World Before by Karen Traviss]()
The World Before by Karen Traviss
Rated: 3.98 of 5 stars · 14 ratingsThree strikingly different alien races greeted the military mission from Earth when it reached the planet called Bezer'ej.Now one of the sentient species has been exterminated—and two others are poised on the brink of war.The fragile bezeri are no more, due to the ignorant, desperate actions of human interlopers... -
![A Soldier's Duty by Jean Johnson]()
A Soldier's Duty by Jean Johnson
Rated: 3.95 of 5 stars · 29 ratingsIa is a precog, tormented by visions of the future where her home galaxy has been devastated. To prevent this vision from coming true, Ia enlists in the Terran United Planets military with a plan to become a soldier who will inspire generations for the next three hundred years-a soldier history will call Bloody Mary... -
![Niko by Serena Simpson]()
Niko by Serena Simpson
Rated: 4.00 of 5 stars · 8 ratingsNiko sat back and watched as his eldest brother mated, all the while keeping his eye on Dee. He thought he had time, but now time is the one thing he doesn’t have as he watches Dee slip further away every day. Dee has been fighting her own personal demons since she has been a child. Now her demons come with more complicated issues...Categorized as:
aliens science fiction futuristic urban fantasy multicultural possessive hero length-short
Fantastic book recommendations by romance book lovers for romance book lovers.
Find out more about romance.io.
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.
