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15 Grumpy x Sunshine Romance Books That Will Steal Your Heart

There’s something irresistible about the grumpy x sunshine romance books trope. It’s a clash of fire and starlight, storm clouds colliding with golden rays. The grump—stoic, guarded, and infuriatingly broody—never expects the sunshine to barge in, all warmth and laughter, breaking through walls built too high. And the sunshine? Underneath the growls, scowls, and carefully crafted armor, a heart aching for love lies.

From fake dating schemes to slow-burn rivals-to-lovers tension, these stories bring passion, humor, and tenderness to life. Each page feels like falling into a love story where opposites don’t just attract, they ignite. If you’ve ever wanted to melt a stone-hearted hero with the brilliance of hope or see a sunbeam discover her fiercest protector, these 15 grumpy x sunshine romance books will sweep you off your feet.

The Love Hypothesis by Ali Hazelwood
  • Author: Ali Hazelwood
  • Goodreads: 4.11 Stars
  • Series: NA
  • Pages: 356 pages
  • Publisher: Berkley Books
  • Buy Link: Amazon

In the sterile corridors of Stanford, Olive Smith believes in science, not love. Her equations never accounted for the warm chaos of romance, and her heart has long been locked away. But when a reckless kiss with Adam Carlsen—Stanford’s cold, intimidating genius—turns into an elaborate fake-dating scheme, Olive finds herself tangled in a dangerous experiment. 

Suddenly, every hypothesis about love fails, and the girl who never believed in happily-ever-afters is forced to confront the ultimate unknown: her heart. Occasionally, the best results can’t be measured—they can only be felt.

Grumpy x Sunshine Romance Books: The Fine Print by Lauren Asher

Grumpy x Sunshine Romance Books: The Fine Print by Lauren Asher
  • Author: Lauren Asher
  • Goodreads: 3.81 Stars
  • Series: Dreamland Billionaires
  • Pages: 448 Pages
  • Publisher: Bloom Books
  • Buy Link: Amazon

Dreamland was supposed to be a place of joy, but for Rowan Kane, it’s a business to fix and an empire to claim. He’s the definition of grumpy—a billionaire with a storm cloud permanently settled over his head. Then comes Zahra, a woman with sunshine in her veins, who crashes into his life with a drunk proposal and a heart too big for him to handle. 

She’s bold where he is guarded, radiant where he is shadowed, and soon she becomes the only light piercing through the gloom of his cynicism. But secrets swirl beneath their fairytale backdrop—lies, masks, and fears that threaten their fragile connection. Rowan doesn’t believe in happy endings. Zahra refuses to live without one. In the push and pull of desire and heartbreak, they must discover if love can truly rewrite the script of two people destined to ruin each other.

My Grumpy Billionaire by Nadia Lee

My Grumpy Billionaire by Nadia Lee
  • Author: Nadia Lee
  • Goodreads: 3.8 Stars
  • Series: The Lasker Brothers #2
  • Pages: 372 pages
  • Publisher: Four Isles Press
  • Buy Link: Amazon 

The night was supposed to be unconnected and eventless, but destiny had other plans. Just like that, one mistake changed everything. She was trying to get away from a terrible broken marriage and thought she was never going to be able to love again. Then, she met him. The stranger who was known to be grumpy and protective changed everything. Now, she is carrying triplets, the paradise that she thought was impossible. 

She never envisioned that the father of her babies would be a man who doesn’t believe in love. He is wealthy and moody and doesn’t let the world in. Then, everything changed for him. Now, he is in the world with three tiny heartbeats. Their journey is one of second chances, laughter, tears, and awkward and scorching confession. Magical moments arrive not only in the form of chaos but also followed by love.

Enemies to Lovers Romance: The Spanish Love Deception by Elena Armas

Enemies to Lovers Romance: The Spanish Love Deception by Elena Armas
  • Author: Elena Armas
  • Goodreads: 3.80 Stars
  • Series: Love Deception #1
  • Pages: 482 pages
  • Publisher: Elena Armas
  • Buy Link: Amazon

Catalina Martín got herself into a bit of a pickle. Everything was fine with the little lie of having a boyfriend, but it turned into a global nightmare when she needed a plus one to a wedding in Spain. Now, enter Aaron Blackford. The 6-foot-tall, overly sarcastic coworker who Catalina can’t stand the most. The ‘boyfriend’ is the last guy Catalina would ever choose but is the only option. While sprinkling some sun in Spain, Catalina had to juggle her family’s interactions and her emotions. 

The family was interrogating her, but her heart was betraying her. Under all the anger, Aaron Blackford was someone who she wanted most in this moment. He had a soft, sweet smile that was worth all the arguing. Out of all the relationships, deception is the one that is most likely to create blurring. Love isn’t all about the grand gestures. Often, it is disguised as the last person you ever wanted to be beside.

Slow Burn Romance Novels: Icebreaker by Hannah Grace

Slow Burn Romance Novels: Icebreaker by Hannah Grace
  • Author: Hannah Grace
  • Goodreads: 3.75 Stars
  • Series: UCMH #1
  • Pages: 433 pages
  • Publisher: Atria Books
  • Buy Link: Amazon

Anastasia Allen has trained her entire life for perfection on the ice—disciplined, determined, untouchable. Nothing can derail her dream, except maybe Nate Hawkins, the gruff hockey captain whose team suddenly shares her rink. Sparks fly every time they clash. Yet when her skating partner’s future falters, Nate steps into a role no one expected. Off the ice, he’s the grump who infuriates her. On it, he becomes her anchor, steadying her spins, matching her rhythm. 

Between late-night practices and reluctant trust, their animosity transforms into chemistry so electrifying it could melt the rink beneath them. Anastasia tells herself she could never fall for a hockey player. But in Nate’s unwavering support, his quiet sacrifices, and the way his eyes soften just for her, she finds a love as fierce as any Olympic dream. 

The Hating Game by Sally Thorne

The Hating Game by Sally Thorne
  • Author: Sally Thorne
  • Goodreads: 3.86 Stars
  • Series: NA
  • Pages: 365 pages
  • Publisher: William Morrow Paperbacks
  • Buy Link: Amazon

Lucy Hutton embodies positivity, characterized by vibrant hues, a contagious smile, and an overly generous heart. Then we have Joshua Templeman, the antithesis, being thorough and emotionally distant, a figurative stone. Each day, they sit at a desk across from one another, partaking in a series of childish antics while hiding mutual antagonistic feelings in a shared workspace. That is what Lucy thinks. 

Joshua’s glares are one of those tensions she has no control over; the goosebumps that form with each stolen glance and his hand’s accidental touches are undeniable. Joshua slowly loses all the battles Lucy predicted; the softening of his once icy structure and the feelings that lie underneath are real, and she has no reason to hate him. Was hate the appropriate word to describe him? She believes that “hate” is not the right word to describe him; for both of them, it represents the most beautiful, complex, and somewhat twisted game they have created together.

Opposites Attract Love Stories: Beach Read by Emily Henry

Opposites Attract Love Stories: Beach Read by Emily Henry
  • Author: Emily Henry
  • Goodreads: 3.97 Stars
  • Series: NA
  • Pages: 358 pages
  • Publisher: Berkley
  • Buy Link: Amazon

January Andrews is sunshine wrapped in rom-com optimism, while Augustus Everett thrives in shadows, spinning dark tales where hope rarely survives. Forced into neighboring beach houses for the summer, both face the same crippling curse: writer’s block. Their solution? A wager. Jan will write something tragic. Augustus will craft a romance. What begins as an experiment soon turns into something more: a summer of midnight walks, laughter on the sand, and secrets exchanged under starlit skies. 

January teaches Augustus to chase happy endings; Augustus shows January the beauty in brokenness. Together, they discover that the line between fiction and reality blurs when hearts are involved. What they write on paper pales in comparison to the story they’re creating together—messy, tender, breathtaking. On that shoreline, amidst crashing waves and hesitant hearts, January and Augustus realize that sometimes the best love stories are the ones you never expected to live yourself.

Spicy Contemporary Romance: The Graham Effect by Elle Kennedy

Spicy Contemporary Romance: The Graham Effect by Elle Kennedy
  • Author: Elle Kennedy
  • Goodreads: 4.18 Stars
  • Series: Campus Diaries #1
  • Pages: 496 pages
  • Publisher: Bloom Books
  • Buy Link: Amazon

Gigi Graham aspires to achieve her goals without the burden of her legendary hockey lineage. Her goals are clear: national team, Olympic gold, independence. But first, she needs help from Luke Ryder—Briar’s newest co-captain, grumpy, infuriating, and far too attractive. He’s the storm to her sunshine, six-foot-five of arrogance and restraint. Their alliance is practical: she improves her game, and he earns a shot at his coaching dream. 

Yet every shared moment chips away at their defenses. Gigi’s laughter slips past Ryder’s carefully built walls, while his fierce protectiveness awakens something in her she didn’t know she craved. The ice between them melts into fiery chemistry, impossible to ignore. But in a world where reputations matter, giving in to temptation could cost them everything. Still, as Gigi discovers, love isn’t about playing it safe—it’s about taking the risk, even when the stakes are sky-high and hearts are on the line.

The Fake Mate by Lana Ferguson

The Fake Mate by Lana Ferguson
  • Author: Lana Ferguson
  • Goodreads: 3.64 Stars
  • Series: NA
  • Pages: 372 pages
  • Publisher: Berkley
  • Buy Link: Amazon

Mackenzie is warmth and chaos, a chatterbox ER doctor with a grandmother determined to see her married. Noah Taylor is Denver General’s brooding legend, an unmated alpha who keeps his world locked down tight. When a lie spirals into scandal, Mackenzie blurts out Noah’s name as her fake boyfriend. Suddenly, necessity binds the grumpy cardiologist and the sunshine doctor together. 

Noah fights his instincts, terrified of what being vulnerable could cost him, while Mackenzie discovers that behind his growls lies a heart aching for love. There is a romance born of pretense but built on undeniable chemistry, a bond that defies the rules they set. And when desire turns into devotion, they learn that sometimes, love isn’t planned—it’s the most reckless, exhilarating risk of all.

Grumpy x Sunshine Romance Books: Flawless by Elsie Silver

Grumpy x Sunshine Romance Books: Flawless by Elsie Silver
  • Author: Elsie Silver
  • Goodreads: 4.02 Stars
  • Series: Chestnut Springs #1
  • Pages: 400 pages
  • Publisher: Bloom Books
  • Buy Link: Amazon

Rhett Eaton‘s golden rule? No scandals, thank you. But after getting into a public fight, he needs a miracle. Summer Hamilton, his agent’s daughter, takes on the goal of getting the bull rider back on track. She is overly optimistic about getting him through the entire season. No one knows he is literally fighting to get out of the mess he is in. And Summer is finding it difficult to understand why he can’t just step into the light. She is single-minded in getting him out of the rut he is in. 

The rush of the summer air and sun creates a web of unending light. He is willing to risk everything to capture that feeling. Their romance adheres to all rules. It becomes realistic and unreserved the deeper their feelings grow. Summer knows the relationship can’t last. Rhett is confident that he is going to win her heart without a doubt. Their romance is bold and untouched. It is a reminder that the unpaved horse trails lead to the light above the clouds.

King of Sloth by Ana Huang

King of Sloth by Ana Huang
  • Author: Ana Huang
  • Goodreads: 3.99 Stars
  • Series: King Of Sins #4
  • Pages: 464 pages
  • Publisher: Hachette
  • Buy Link: Amazon

From an outsider’s perspective, Xavier Castillo might be considered to be ‘living the life.’ As a wealthy playboy, he is carefree while he also neglects his responsibilities. However, his demeanor is not devoid of complications. He conceals these complications under the weight of overwhelming expectations. Sloane Kensington is an intriguing character. She is calm, ambitious, and brilliant. She is a publicist and works alongside Castillo. Sloane is also the only person who is able to remain unapologetically professional and resistant to Xavier’s charms. 

They are drawn together by an unfortunate event, only to have boundaries slip away. Neither of the two was well prepared to witness the emotions that followed. In a world of deception as well as pretense, trust me when I say that together they work harmoniously. This love story changes the narrative by demonstrating how the king’s laziness can be effectively utilized to reveal his utmost ferocity.

Enemies to Lovers Romance: Love, Unwritten by Lauren Asher

Enemies to Lovers Romance: Love, Unwritten by Lauren Asher
  • Author: Lauren Asher
  • Goodreads: 4.08 Stars
  • Series: Lakefront Billionaires #2
  • Pages: 624 pages
  • Publisher: Bloom Books
  • Buy Link: Amazon

Rafael Lopez is all about work. Protective, serious, and emotionally absent. Rafael Lopez guards his heart as a single father. On the other hand, Ellie Sinclair is the opposite. She is dreamy, romantic, and optimistic, with a soul full of songs. Her presence represents sunshine, as is even more obvious when she bites off more than she can chew and agrees to nanny his son during a summer plunge vacation. 

Initially, Rafael tries to resist and hide behind discipline and duty. Ellie, however, is something else. She pours the sunshine of her joy into every corner of his world. Her laughter, a melody, echoes across the islands. Love manifests in the form of music, intertwined gazes, and whisper-like promises. Unknowingly, this love is poured into words, serving as a testament to its untamed nature.

Leather & Lark by Brynne Weaver

Leather & Lark by Brynne Weaver
  • Author: Brynne Weaver
  • Goodreads4.00 Stars
  • Series: The Ruinous Love #2
  • Pages: 390 pages
  • Publisher: Zando
  • Buy Link: Amazon

Lachlan Kane wants nothing but silence. Once a feared contract killer, now he hides in his leather workshop, seeking peace in shadows. But Lark Montague—vivid, radiant, and unstoppable—storms into his life, shattering the peace. She offers him a deal: her light for his darkness, her voice for his violence. To escape their enemies, they must wed in pretense, binding themselves with vows neither intends to honor. Yet every barbed word, every reluctant touch, burns with dangerous chemistry. 

Lachlan sees past Lark’s sparkle to the secrets she hides. Lark glimpses the broken man behind his scowl; his heart is too weary of bloodshed. Together, they dance between love and destruction, hunted by enemies and haunted by ghosts. Overall, it’s not just danger they face—it’s the terrifying, beautiful truth of choosing each other against all odds.

Practice Makes Perfect by Sarah Adams

  • Author: Sarah Adams
  • Goodreads: 4.00 Stars
  • Series: When in Rome #2
  • Pages: 335 pages
  • Publisher: Dell
  • Buy Link: Amazon

Annie Walker has always been the sweet one. She has always been the girl-next-door florist who is too timid to reach for love. But after she overheard someone say that she is boring, she decided to make a change. That change comes in the form of Will Griffin, the stoic, heavily tattooed bodyguard who wears a perpetual frown and swears that a heart is off-limits. He decides that, albeit unwillingly, he will teach Annie the art of dating, helping her slowly build confidence, one “practice” date at a time. 

But “practice” becomes perilous because every single lesson leaves the two wanting so much more. Will, under his tough persona, is a man who adores the gentle side of Annie and, in turn, Annie learns that falling in love does not mean one has to change. It simply takes a bit of courage. It can be raw, unfiltered, and real—straight from the heart.

Slow Burn Romance Novels: Fix Her Up by Tessa Bailey

Slow Burn Romance Novels: Fix Her Up by Tessa Bailey
  • Author: Tessa Bailey
  • Goodreads: 3.59 Stars
  • Series: Hot & Hammered #1
  • Pages: 380 pages
  • Publisher: Avon
  • Buy Link: Amazon

Georgie Castle has always been the clown, underestimated by everyone, including Travis Ford—the fallen baseball star drowning in regrets. She’s bright, bubbly, and endlessly persistent, determined to reinvent herself into someone the world finally takes seriously. Travis, meanwhile, is grumpy, brooding, and convinced his best days are behind him. When Georgie proposes a fake relationship to shake up their reputations, he reluctantly agrees. 

What begins as a scheme quickly spirals into something deeper—Georgie’s sunshine cutting through Travis’s darkness, Travis’s fierce protectiveness grounding Georgie’s dreams. Their romance is messy, funny, scorching, and tender—proof that sometimes the best renovations aren’t homes at all, but broken hearts rebuilt into something stronger, brighter, and forever lasting.

Conclusion

From fake-dating professors to bull riders in need of redemption, from assassins bound by blood to billionaires undone by songbirds—these 15 grumpy x sunshine romance books prove one truth: love blooms brightest when light meets shadow. Each story is a testament to the power of opposites colliding, of laughter breaking silence, of sunshine melting even the iciest hearts.

If you’re ready to laugh, swoon, and maybe shed a tear or two, these books are your next escape. Dive in, and let yourself be reminded that no matter how grumpy the world may seem, there’s always sunshine waiting to break through.

Which of these books is already on your TBR—and which grumpy hero has your heart? Tell us in the comments!

This Post Has 4 Comments

    1. Tripti

      Thank you. Appreciate your kind words. Do read more blogs and send your opinion.

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