Best Romance Thriller Books

Selene, the loyal best friend, accidentally has a wild one-night stand with a tall, bearded stranger in a motel during a snowstorm—raw, unforgettable sex she thinks she’ll never repeat. The next day at Gwen’s family dinner, the stranger walks in: it’s CK—Gwen’s lifelong childhood crush and family friend, now their new roommate. Guilt crashes in as Selene realizes she slept with her best friend’s obsession. But the chemistry is too strong to resist. Secret hookups ignite in their shared apartment (kitchen counters, shared bathroom risks, late-night motel dates). They agree to date in hiding—Gwen can never know. Every stolen moment is hotter because it’s wrong. Close calls multiply. CK’s quiet depression cracks around Selene. External pressure builds from ex Megan at his new law firm job. When Gwen starts noticing marks, deleted texts, weird vibes, and the growing distance between her two closest people—the secret begins to crack. The truth explodes at Gwen’s surprise birthday party (puppy reveal, friends, cake). After fallout and healing, Selene and CK reunite months later—no lies, just honest love. Hopeful but scarred ending.

Zeno Silver: If I had to describe Rogue Alpha, I'd say a surly, temperamental pain in my ass, and if possible, everywhere else. Never would I dare assume a deal my father made would drive me right into the arms of the monster himself. I had become Alpha a few months ago, and all I wanted was to protect my people. I brought peace, well, sort of, yet the consequences came in the form of an unwanted husband. Alpha Hades: I never labelled myself, especially regarding my sexuality. Not that I had enough time to experiment when my life was a vicious cycle of grief and pain, but these days, I found myself becoming the leader, the Alpha of an unstoppable army. I knew what I wanted when I took the deal: easy access to my enemies' pack. Exchanging false vows with an Alpha leading the pack that would become the perfect pawn in my plan sounded like a no-brainer. Except my stomach flipped every time he looked my way, and my body reacted when he brushed by me. He had an effect on me that I'd never wish on anyone. With this connection between us, this pull, this need... I'm not sure either of us is still playing the game.

My best friend, Scarlett Throne, is diagnosed with cancer. After running away from home, she takes her own life. She leaves behind only a testament and a pair of eight-year-old twins, a boy and a girl. "You're the only person I can rely on in this world. I'm not asking you to adopt them, but just make sure they have enough to eat." Out of compassion, I take the siblings in. For the next 20 years, my husband and I have been working hard together to raise them, buying them cars and houses. But one day, my adopted daughter reports my husband for being abusive toward her. Even my supposedly dead best friend suddenly appears and testifies against him. I demand to know why she does such a thing. My best friend, filled with righteous indignation, says, "I see you as my best friend! I've never thought you adopted my children just to serve your husband's perversions!" My husband's reputation is ruined, and he's been thrown in jail. I desperately try to prove his innocence, only to be forcibly sent to a mental hospital by my adopted son. There, I wither away and die. When I open my eyes again, I find myself back on the very day my best friend was diagnosed with cancer.

They call me “The Devil.” Deranged and violent. Gorgeous but frightening. I’m a businessman, so when one of my debtors offers me his fiancé in exchange for a debt settled, I figure why not? The woman will be a quick sell. Repayment comes in the form of a beautiful but haunted young woman. The light in her tempts the darkness inside of me. Teases it, tortures it. I want to hurt her. I want to break her. I want to keep her. Luckily for Celia, she fails to see that there is no goodness in me. And when she attempts to draw me in with her innocence and sweet, naïve heart, I thrive to show her the cruel monster I am. This is a dark mafia romance that contains non-con/dub con, graphic violence, and sexual themes. It is not a standalone novel and ends on a cliffhanger.

[Book 1 — From the Mafia Dark Romance MINE series] He lowered his head, his pupils burning like molten fire. “Maybe you think you can escape from me… but you can’t,” he whispered, his voice brushing her ear like a dangerous promise. Her breath caught—because deep down, she knew he was right. He was her warmth. She was his peace. But peace was never meant to last in a world like theirs. --- ZAFIRA Wilder, a 30-year-old divorcee, rebuilt her life far from the wreckage of her marriage and betrayals that nearly broke her. But fate has a cruel way of circling back. One night changes everything—when she collides with AZRAEL Sartori, the enigmatic and ruthless Italian Mafia boss whose very presence feels like sin wrapped in silk. Drawn into his dangerous orbit, Zafira finds herself in a game where every move is life or death, and every kiss feels like both salvation and ruin. But Azrael isn’t just power and shadows—he holds secrets that link Zafira to a darker, older truth. A truth that could destroy them both. One moment she’s rebuilding her life, the next she’s trapped in his world—a world of whispered threats, burning gazes, and a kiss that feels like a promise and a warning all at once. But Azrael doesn’t take no for an answer… and every time she tries to run, he pulls her deeper into his dangerous game of shadows, secrets, and desire sharp enough to cut. Now she’s caught between a love that feels like salvation… and a man who might be the weapon that destroys her. When your heart belongs to the devil, can you still choose your own fate? Perfect for Mafia Dark romance lovers who crave a blend of danger, desire, and the supernatural.

On the night of her anniversary, Renee was pushed into the sea by her husband and best friend, their betrayal disguised as an accident. They pretended to grieve at her funeral, but little did they know, even the Moon Goddess couldn't let it end that way. Renee was reborn. This time, everything is different. The powerful, cold-hearted Alpha—her best friend's father—finds himself drawn to her in ways he never expected. With a smile, he says to her "best friend," "Little angel, come meet your new mommy."

"I've seen the way you look at me, I know you want me..." Jackson said while I gasped hard for breathe. He was right, I crave every part of this man but I can't have him. He's not only twice my age, he's also Arlene’s dad. She's my best friend and she would never forgive me… The first time Laura saw Jackson was on her sixteenth birthday. She had gone out with friends, hoping to get over her boyfriend, who just broke up with her. The moment she saw Jackson, she fell in love with him and wanted every bit of him. He seemed to notice her keen perusal too but she was only sixteen, and they were only able to share a few sexy glances. Laura left that night but never forgot him, she didn’t even get his name but his face and aura was registered in her being. Standing before her three years later, the memory and feelings gushed back. She still wanted every bit of him and more but the problem is, he is her best friend's dad, and also twice her age. Their love was against all norms and if made public, would make them face a lot of ridicule and backlash. What will she do? Will she sacrifice everything for true love or will she cave and back down?

Mia Jones – Blake Jones’ little sister who’s not so little anymore. A stunning twenty-year-old with long black hair, green eyes, and shapely curves, she’s a tiny spitfire who barely comes up to Blake’s shoulder. Tanner Greysen – Blake’s best friend since middle school. Although she was always hanging around, he never paid much attention to Mia growing up – she was always just his best friend’s bratty little sister. Three adults, returning to their hometown of Mason, Texas for the holidays. But sparks fly when Tanner notices just how grown-up little Mia has become. His attraction to her could cost him the best friend he’s had for years – if Blake doesn’t kill him outright first, that is.

"I've tried to not want you, but everytime I'm near you, my whole being craves for you. It's not supposed to be that way, Lola," I held in an excited scream. Even though I was happy, I still had a mission to accomplish. "Then let's play a game. Let's get rid of all these sexual tension between us. I'm sure one night will be enough to clear it away," "One night," He growled. "One night is all there will be," In one quick movement, my towel dropped to the floor with his lips devouring mine. ~~~~ Lola thought her life had come to an end when she lost her father, but it was only an invitation to a new phase when she accidentally meets her late father's best friend in a club. A myriad of sparks flicker at first sight, but he never pays any attention to her until one rainy evening, followed by a passionate steamy night, Rowan falls twice harder for the lady he's supposed to protect. Now he's ready to fight the world and even his son to keep the woman he's hopelessly in love with by his side.

She returned to bury her father. Instead, she was forced to marry his enemy’s son. - Rosalind Marlow returns to New York to settle her father’s affairs, once one of the city’s most feared mafia bosses, only to find he died beside his greatest rival… and left behind a contract binding her to the rival’s son. Viktor Marino is cold, calculating, and infuriatingly magnetic. Rosa has no intention of becoming anyone’s pawn, not in grief, not in business, and definitely not in bed. But Viktor plays a long game, and with every stare, every challenge, he pulls her deeper into a world of secrets, power, and heat. She was raised to be untouchable. He was born to conquer. And in the space between vengeance and desire, who is going to lose control first? (Contains mature and dark content) ***** EXCERPT ‘Why would you want to leave this behind?’ he growled in my ear, his chest rumbling against my back. Because I can’t trust you. Because I don’t know what I want. ‘Because it’s cruel,’ I whispered. And then he pulled away, leaving me trembling, desperate, and furious.” ❦