Books like 'The Cardinal Sin'

Readers who enjoyed The Cardinal Sin by Mia Smantz also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.

contemporary  poly (3+ people)  dark romance  reverse harem  new adult  mystery  suspense  insta-love  military  alpha male 

  • Anarchy by Tate James

    Anarchy by Tate James

    Rated: 4.41 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 212 ratings
    Five years ago, I made a choice that I haven’t regretted a day since. I protected the single most important person in my world, my little sister. I protected myself, and I seized control of the Tri-state Timberwolves. Since then, I’ve wielded that power with an iron fist. Done whatever it took to take care of my people. Kept us out of the public eye, and kept us safe...
  • Steel & Hammer's Hellcat by Ciara St. James

    Steel & Hammer's Hellcat by Ciara St. James

    Rated: 4.44 of 5 stars
    · 24 ratings
    Archangel’s Warriors MC: Brothers by choice, not blood. Born to ride until they die. All they want is to ride free until lightning strikes them without warning. Consumed by desire, surrounded by danger, they find the “one” who will consume, enchant, frustrate, and ultimately love them. They only see each other...
  • Sponsored links
  • Beautiful Soldier by E.M. Moore

    Beautiful Soldier by E.M. Moore

    Rated: 4.27 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 43 ratings
    In the Heights, everyone fears the Heights Crew. I wish I had the luxury.I can’t afford to run away from them, I have to run to them. Why? Because now they’re my only chance at survival.Johnny, Brawler, Oscar, Magnum—I hope we can all come together to get out of this. It’s going to take a lot more than luck to free me from the wrongs I’ve been accused of...
  • Rule: A Dark MC Romance by Caitlyn Dare

    Rule: A Dark MC Romance by Caitlyn Dare

    Rated: 4.44 of 5 stars
    · 21 ratings
    The Red Ridge Sinners MC series from bestselling author Caitlyn Dare continues…The truth is out—I’m in love with three Sinners.Zach, Jax, and Diesel might want to make me theirs but there’s still too many secrets between us, ones that could ruin everything.Ones that could break us.They might rule my body.Own my heart.But ultimately, they have the power to break me...
  • Sinners Reign by R.E. Bond

    Sinners Reign by R.E. Bond

    Rated: 4.71 of 5 stars
    · 11 ratings
    *This series is unpublished and has been rewritten with brand new plot and books added to the series. This edition does not follow the updated storyline. The wars have ended, and we are finally at peace.I never thought I’d be glad to not have to shoot at someone.I guess I’m not that crazy after all.The Psychos and Devils have expanded business, and things are running smoothly...
    Categorized as:
    new adult  menage  alpha male  mystery  suspense  m-f  dark  poly
  • Cardinal of Hope by Mia Smantz

    Cardinal of Hope by Mia Smantz

    Rated: 4.34 of 5 stars
    · 30 ratings
    Callie Jensen has officially taken a step into the world of romance, but even that can't be uncomplicated. She's pretty sure that more than one guy is showing interest in her, and with no experience on the matter, she's not sure how to handle it. It certainly doesn't feel normal. However, the harem she seems to be building with the Delta members is the least of her worries...
  • The Body Counter by Anne Frasier

    The Body Counter by Anne Frasier

    Rated: 4.29 of 5 stars
    · 32 ratings
    From a New York Times bestselling author comes the chilling follow-up to the Thriller Award winner The Body Reader. Months after discovering the mastermind behind her own kidnapping, Detective Jude Fontaine is dealing with the past the only way she knows how: by returning to every dark corner of it...
  • Poison Roses by Jaymin Eve, Tate James

    Poison Roses by Jaymin Eve, Tate James

    Rated: 4.13 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 126 ratings
    You know that saying, things can’t possibly get worse? They always can. I thought I’d hit rock bottom when I turned sixteen. The day I broke my first love's heart, ending things before I could ruin his career as a rock star. But damn, was I wrong. Things got progressively worse from that moment on, until now...
  • Finale by Bea Paige

    Finale by Bea Paige

    Rated: 4.29 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 32 ratings
    From the gutter to the stars...Dance has always been the answer to everything.It soothed my soul, kept me sane, gave me purpose.It brought the Breakers back to me. It healed us.This time dance isn’t enough.It’s time to face our enemies. It’s time I fight back.But at what cost?My soul? The death of everyone I care about?All I can be certain of is this..
  • Dangerous Men by Evelyn Ward

    Dangerous Men by Evelyn Ward

    Rated: 4.75 of 5 stars
    · Steam rating: 3 of 5
    Open door [?] · 10 ratings
    “Careful, Sydney. No one likes an angry woman.”Sydney Sinclair has spent her life trying to be good.And it hasn’t always been easy.Reeling from a bad breakup, Sydney’s life takes an unexpected turn when a night out with her best friend leads to an encounter with Alec, a wealthy and enigmatic businessman...
  • The Throne of Lies by Candice M. Wright

    The Throne of Lies by Candice M. Wright

    Rated: 4.54 of 5 stars
    · 14 ratings
    When people think of Saylor Adams, They think of the boy whose life she ruined The football superstar whose future was forever altered by a secret A secret that followed him to his grave. Dubbed a bad seed and a liar,Saylor was the girl we warned our sons aboutBack before she ran away amid a storm of rumors and accusations...
  • Delirium by Katie May

    Delirium by Katie May

    Rated: 4.50 of 5 stars
    · 15 ratings
    ELLIE New secrets and shocking revelations have brought me and my guys closer together. We must work as a team to bring down the Paragons of Prosperity once and for all. But with one of my men presumed dead, another being actively recruited by the cult in question, and the other three chasing lead after lead, I fear we may be in way over our heads...
  • Lawless: A Dark Captive Why Choose Romance by Tracy Lorraine

    Lawless: A Dark Captive Why Choose Romance by Tracy Lorraine

    Rated: 4.65 of 5 stars
    · 11 ratings
    An all-new and addictive dark, why-choose, captive romance from the USA Today & Wall Street Journal bestselling author, Tracy Lorraine.I found peace in the last place I expected, but it was a mirage built on lies and unfulfilled promises.I thought we somehow managed to find a way to co-exist in their little lair, but as usual I was wrong...
  • Psychotic by Katie May

    Psychotic by Katie May

    Rated: 4.44 of 5 stars
    · Steam rating: 3 of 5
    Open door [?] · 16 ratings
    ELLIEThey lied to me. Kept secrets.And now, I'm forced to pay the ultimate price.The Divine One sees me as a necessary sacrifice in this war I know very little about.Do I allow myself to become a pawn...or do I fight back with everything I have, regardless of the consequences?THE KINGSThe girl we adore and love is in the hands of our greatest enemy...
  • The Red Cardinal by Mia Smantz

    The Red Cardinal by Mia Smantz

    Rated: 4.39 of 5 stars
    · 18 ratings
    After their last encounter, Nikolai Ivanov proved that he's done toying aroung and is finally making his move. Callie Jensen and everyone she loves are more at risk than ever before. It's going to take the entire team working together if they all want to make it out alive...
  • Twisted Secrets by Rachel Leigh

    Twisted Secrets by Rachel Leigh

    Rated: 4.20 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 42 ratings
    The Lawless have been many things:My friends,My enemies,And now my lovers. All but one…Neo Saint—my villain dressed in leather with the body of a god and a heart made of stone. He blames me for his misfortunes. Wants me to feel his pain. It’s time he learns I’m not who he thinks I am. Someone is out there,opening old wounds and creating new scars...
  • Unseen  (Joker's Wild Novella) by B. Livingstone, Indie Black

    Unseen (Joker's Wild Novella) by B. Livingstone, Indie Black

    Rated: 4.53 of 5 stars
    · 12 ratings
    What happens when the dutiful wife is pushed too far?Rebellion and Freedom.While the whole world searches for the senator’s missing housewife,Zoey crafts a plan to guarantee she steers clear of their radar...
  • Lawless by Tracy Lorraine

    Lawless by Tracy Lorraine

    Rated: 4.39 of 5 stars
    · 17 ratings
    An all-new and addictive dark, why-choose, captive romance from the USA Today & Wall Street Journal bestselling author, Tracy Lorraine.I found peace in the last place I expected, but it was a mirage built on lies and unfulfilled promises.I thought we somehow managed to find a way to co-exist in their little lair, but as usual I was wrong...
  • The Return by Amelia Shea

    The Return by Amelia Shea

    Rated: 4.35 of 5 stars
    · 19 ratings
    Born and raised a Ghosttown girl, Trista Anderson has nothing but love for her hometown. After her recent graduation from college, she is eager to return and start the next chapter of her life. However, things don’t go according to plan when her homecoming is derailed by a biker club, an altercation, and a sexy new neighbor who grates on her last nerve...
  • Savage Little Queen by K.G. Reuss

    Savage Little Queen by K.G. Reuss

    Rated: 4.26 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 26 ratings
    Reborn. Reclaimed. Wrathful. Ready. My death was planned. Executed. I took my last breath, and was ready to be reborn. With my kings at my side and new experiences on the horizon, there’s nothing I want more than to have my revenge on the lords for what they did to me. They underestimated me. Not even death can hold me back...
  • Cardinal Rose by Mia Smantz

    Cardinal Rose by Mia Smantz

    Rated: 4.31 of 5 stars
    · 21 ratings
    Callie finally found a home. It's everything she's ever dreamed of - friendship, family, and a healthy dose of romance, which Dr. Harper repeatedly reminds her is a good thing since it will help her deal with her most recent loss. So, why can't she be happy? That reason comes in the form of one Russian mob boss named Nikolai Ivanov...
  • Tainted Kitten by Sarah J.D., Sarah Jane Duncan

    Tainted Kitten by Sarah J.D., Sarah Jane Duncan

    Rated: 4.50 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 12 ratings
    I am Kitten. Feel my Claws!The insatiable cravings that control my life have well and truly thrown me into a clusterfuck of epic proportions! Why didn’t I see this coming? Why didn’t I just walk away when I had the chance?I’ve put myself in less than ideal situations before, but never could I imagine this!Having the choice taken from me.Having my pleas ignored...
  • Perfect Little Revenge by K.G. Reuss

    Perfect Little Revenge by K.G. Reuss

    Rated: 4.19 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 35 ratings
    Desperate. Broken. Unhinged. Vengeful.I’m dead to them.I was buried in a forest, never to be thought of again.Or so I thought.Being stuck in this nightmare, I’m desperate to break free.My whole life seems to be a prison, and with my kings gone, I have a new warden.And this warden is now the kings biggest enemy...
  • Insatiable Kitten by Sarah J.D., Sarah Jane Duncan

    Insatiable Kitten by Sarah J.D., Sarah Jane Duncan

    Rated: 4.35 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 16 ratings
    I am Kitten. Watch me play!They call me Kitten. I’m their plaything, and I love it. I thrive on it. I need it.Why?It’s like an itch I can’t quite scratch.A craving that doesn’t take away the hunger.A compulsion that I can’t control.It’s all-consuming in every way.I thought I’d come to terms with how my future looked. Meaningless sex. Lots and lots of meaningless sex...
  • Breakers by Bea Paige

    Breakers by Bea Paige

    Rated: 4.15 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 38 ratings
    From the gutter to the stars...Dance brought us back together.Our pain and hurt bled out with every movement, with every step across the dancefloor.The Breakers never expected to love me again and I never believed we could get past our pain.Yet here we are.My Breakers are mine once more.But nothing is ever that simple when it comes to us.True happiness only comes when you’re free.Free to love...
  • A Day of Ruin by Steph Macca

    A Day of Ruin by Steph Macca

    Rated: 4.45 of 5 stars
    · 11 ratings
    What do my high school sweetheart, roommate and work associate have in common?They all loved me and now they hate me.My family used to run this town. Until that fateful night when my mother died, and an innocent man went to prison…And it was apparently all my fault.Not only did the entire town now hate me, but I was left with my mother’s secret crippling debt. And I had to face everything alone...
  • Ruin by Caitlyn Dare

    Ruin by Caitlyn Dare

    Rated: 4.21 of 5 stars
    · 25 ratings
    A new dark romance from the bestselling author of the Savage Falls MC series .My whole life I’ve been treated like some innocent naïve girl. Shielded from the dark and dangerous world my big brother inhabits.But not any longer.Now, Savage Falls is my home, the Sinners MC, my family. I’m the new club princess, a burden I neither want nor need.Because I’m not as innocent as they all think...
  • Player by Hattie Jude

    Player by Hattie Jude

    Rated: 4.30 of 5 stars
    · 16 ratings
    From Hattie Jude comes Player, a sexy standalone why choose academy romance.The secrets I’m keeping are catching up with me.I’ve tried to keep my life as simple as possible out of necessity, and for the safety of me and my sister.I’ve kept my virginity, focused on my grades, and stayed away from trouble.But the desire to live a normal life is beginning to override everything else...
  • Chaos Crown by Ruby Vincent

    Chaos Crown by Ruby Vincent

    Rated: 4.37 of 5 stars
    · 12 ratings
    Chaos Crown description will be published closer to the release date to prevent spoilers...
  • Vicious Kitten by Sarah J.D.

    Vicious Kitten by Sarah J.D.

    Rated: 4.57 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 7 ratings
    I am Kitten. Hear me purr!Well, hellooo trouble! I thought you'd forgotten about me for a hot minute there. But of course, you were just lulling me into a false sense of security. How silly of me to think you wouldn’t come back with a vengeance!Secrets never stay secret. One way or another, they come out and bite you on the arse...
  • Reese by Candice M. Wright

    Reese by Candice M. Wright

    Rated: 4.44 of 5 stars
    · 9 ratings
    Welcome to the Candy shopWhere poison never tasted so sweet...Being a Candy Girl is more than just a job, it’s who I am.But before I became ReeseI was known as Malice, the street kid who killed a man before disappearing without a trace.Now seven years later a serial killer is using those same streets as his hunting ground...
  • Own by Heather Long

    Own by Heather Long

    Rated: 4.44 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 9 ratings
    The closer I get to the truth, the further away it feels. Every step I take is met with resistance—not just from the monsters still chasing me, but from the very men who have sworn to protect me. Especially Bones.Cold. Controlled. Ruthless.He watches me like I’m the problem he’s been ordered to solve, not the woman desperate to find her missing sister...
  • Return by N.V. Roez

    Return by N.V. Roez

    Rated: 4.36 of 5 stars
    · 11 ratings
    They say there’s beauty in broken things… I don’t agree.My past broke me, nothing beautiful about it. I buried my past and my secrets to live a normal life at the prestigious Stratham University.School of dreams… with new friends and a fresh start. But I didn’t bury my past deep enough. The boys that betrayed me are now the men of Stratham’s elite...
  • Her Mafia Daddies by Shanna Handel

    Her Mafia Daddies by Shanna Handel

    Rated: 4.30 of 5 stars
    · 12 ratings
    I was an innocent virgin. They didn't care.Even good girls sometimes need a little discipline.But they're going to do much more than just spank me.They're going to make me be a very, very naughty girl for them. First she will blush. Then she will beg.Protecting her is our job. Taming her will be our pleasure.By the time we are done with her, she won't just be screaming our names...
  • Thick Skinned by C.M. Wondrak

    Thick Skinned by C.M. Wondrak

    Rated: 4.26 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 14 ratings
    The Black Hand. The criminal organization that owns everyone in Cypress, a group of people who rule the city in blood and blackmail. My plan is to take them down. Whether it’s one by one or all together, I will watch the Black Hand burn for what they did to my family five years ago. For my parents, for my brother… this vengeance is for them. I have both Jameson sons wrapped around my fingers...
  • The Saint by Delaney Dare

    The Saint by Delaney Dare

    Rated: 4.19 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 19 ratings
    They say I’m theirs. They say they aren’t ready to let me go. Too bad they only bought me for a night.Selling my virginity is an easy decision. I need money, and the masquerade auction is the perfect opportunity to make enough cash to get far away from Chicago and the family who turned their backs on me.I thought I knew what to expect until I saw them standing before me.Imposing.Dangerous...
  • Lies and Other Drugs by Coralee June

    Lies and Other Drugs by Coralee June

    Rated: 4.19 of 5 stars
    · 18 ratings
    Alternate Cover Edition of ASIN B07L92X791Killing my brother’s murderers has become my latest obsession. Against the advice of my alcoholic therapist, I've left my life behind, moving across the country with just two goals in mind: Take down the elite Ivy League School that covered up my twin brother’s death, and seek revenge on the ones responsible...
  • Dirty Secrets by R.E. Bond

    Dirty Secrets by R.E. Bond

    Rated: 4.24 of 5 stars
    · 13 ratings
    Living in Hawthorne Heights wasn’t for the weak.Crime and violence surrounded us, but we did what we had to in order to survive.Not everyone made it out alive though when dodgy deals went wrong.My brother had proved that when he’d been killed right in front of me when I was twelve.I’d managed to dodge the foster system, thanks to my brother’s best friend...
  • Fall by N.V. Roez

    Fall by N.V. Roez

    Rated: 4.28 of 5 stars
    · 11 ratings
    What happens to the broken? … Honestly, I don’t know. My past is catching up to me from all directions. I’m stuck between the girl I was and the woman I want to be. Everyone is blaming me for what happened to Micah, but nothing is as it seems. People are after me, and debts have to be repaid. That’s not the hardest pill to swallow, though...
  • Raven by Leah Steele

    Raven by Leah Steele

    Rated: 4.33 of 5 stars
    · 9 ratings
    Secrets are revealed, and I’ve never felt so betrayed. We had a plan, a good fucking plan, and with one explosion it all went to shit. Only, it wasn’t the bomb I set off that left destruction in its wake, it was the truth about my men. They've been hiding details about my life, and until they decide to share every last truth, they're choosing to live life on the edge of my blade...
  • Lost In The Light by Kerry Taylor

    Lost In The Light by Kerry Taylor

    Rated: 4.33 of 5 stars
    · 9 ratings
    Rescued by the brothers she never knew, Addy has found some solace from the hellish nightmare she lived & survived for two long years. She now has a place to call home, family who will do anything to care for and protect her, and three guys who make her feel safer than she has ever felt in her life...
  • The Queen by Ivy Clyde

    The Queen by Ivy Clyde

    Rated: 4.33 of 5 stars
    · 9 ratings
    This is our time to rule.Victor has taken his father’s throne but the violent, unforgiving mafia world will not let him rule without testing his limits.Victor. River. Alexei.Each man holds a piece of my soul in his hand.Struggling to stay sane in the shitstorm blowing all around me, I must not forget my loyalty and duty to my team mates who are watching me. Waiting for me...
  • Greed: A Rumpelstiltskin Retelling by J. Kearston

    Greed: A Rumpelstiltskin Retelling by J. Kearston

    Rated: 4.43 of 5 stars
    · 7 ratings
    I thought they’d be my salvation, but they look at me like I'm theirs.Beaten, starved, broken.With nowhere else to go, my only hope to survive is to sell my soul to the devil. After all, when you have nothing, even poison starts to look tempting. But the brutal men that work beneath him are just as trapped as I am, and now it's too late for me to back out...
  • Snakes & Lovers: Part Two by K.L. Coburn

    Snakes & Lovers: Part Two by K.L. Coburn

    Rated: 4.50 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 6 ratings
    I'M BACK IN HIS CLUTCHES.I always hoped that I would never be in this position again. Stuck, abused, taunted...AT THE MERCY OF HIS SICK MIND, AND EVEN SICKER GAMES.However, this time I am not alone. I have company in this hell. I also have four men willing to do anything to get me back.And they do. The six of us escape to recover from injuries and trauma. We plot, we learn, and we love...
  • Reconcile by Leah Steele

    Reconcile by Leah Steele

    Rated: 4.60 of 5 stars
    · 5 ratings
    I always thought it was best to keep my darkness hidden, outta sight, outta mind. But my stalker has been showing me the errors of my ways. He’s been guiding me into nurturing that side of myself, and now that it’s been set free, there’s no going back. I’ve killed three people, and with each new kill, I learn more about myself. But I crave more than the bloodshed...
  • Betrayal & Deception by Sara Hinds

    Betrayal & Deception by Sara Hinds

    Rated: 4.60 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 5 ratings
    Sin used to run this city until Vengeance ran them out.Too bad they didn’t get them all.Like a parasite, they linger, and while they’re still here, nobody is safe.Freedom means nothing if I’m constantly watching not only my back but the backs of the people I care about. And with every day that passes, that list of people grows, no matter how hard I try to fight against it...
  • Bloodlines by Bo Reid

    Bloodlines by Bo Reid

    Rated: 4.60 of 5 stars
    · 5 ratings
    Blood makes us a family, the blood just isn’t our own. Morana Valdis is finally free of her monster, or so she thinks. Living in the snowy mountains of Aspen Colorado with her family she no longer concerns herself with the spilled blood from her past...
  • Retribution by Crystal North

    Retribution by Crystal North

    Rated: 4.29 of 5 stars
    · 10 ratings
    Some secrets refuse to stay buried... it’s time for Retribution.***Raven hasn’t had it easy; her life has been a whirlwind of clusterfucks and disasters, but the latest has left her reeling. She’s faced with a tough decision: crumble and break, or rebuild and come back fighting harder than ever...
  • Sheltered by M. Sinclair

    Sheltered by M. Sinclair

    Rated: 4.11 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 22 ratings
    How do you put a price on your life?After laying witness to the cold-blooded murder of my entire family, I did what any rational person would do... I ran.Our name, power, and vast wealth meant nothing now. I was on the run, filled with the fear of always looking over my shoulder, wondering when they would come to collect my life...
  • Fearless by Tracy Lorraine

    Fearless by Tracy Lorraine

    Rated: 4.17 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 15 ratings
    An all-new and addictive dark, why-choose, captive romance from the USA Today & Wall Street Journal bestselling author, Tracy Lorraine.You know what they say about things that are too good to be true…We might have been in a safe house recovering, but we were in danger, and still the four of us found a way to be together.We’d even managed to find something that I never thought possible.Peace...
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.