There’s a reason forbidden romance books never go out of style. The moment a relationship comes with a rule attached, whether it’s a boss, a best friend’s sibling, a rival family, or a decade of silence neither person was supposed to break, every glance carries weight. You’re not just watching two people fall for each other. You’re watching them decide whether the thing they want is worth the cost of wanting it.
That tension is why the best forbidden romance books stick with readers long after the last page. Below are 12 books that understand exactly how to make “we shouldn’t” feel more romantic than “we should.”
1. Outlander by Diana Gabaldon
Claire Randall is a married 20th-century nurse pulled through standing stones into 1743 Scotland, where she’s forced to marry Highland warrior Jamie Fraser for her own protection. What starts as survival becomes a love that defies time, war, and the vows she left behind in another century. Gabaldon built an entire genre around the idea that some connections are worth the impossibility.
Read this if: you want your forbidden romance served with time travel, clan politics, and centuries of consequence.
2. The Love I Lost by Emilly Carter
Elena Reyes doesn’t believe in second chances. She believes in work, which is exactly why she takes the restoration contract on a crumbling Victorian inn on the Maine coast, determined to rebuild her reputation after losing her biggest client. Then she walks through the door and finds Marcus Sullivan, the structural architect on the project and the college boyfriend she thought abandoned her without a word ten years ago. Neither knows their breakup was engineered by someone they both trusted, which means every feeling they still have for each other comes wrapped in a lie they haven’t uncovered yet. Forced to work side by side in a building that keeps exposing what’s buried in its walls, Elena and Marcus have to decide whether wanting something they’d convinced themselves they weren’t allowed to want anymore is worth risking everything a second time.
Read this if: you want forbidden-adjacent tension built from buried history instead of a broken rule, plus a slow burn that takes its time.
3. The Idea of You by Robinne Lee
Solène Marchand is a 40-year-old gallery owner who falls for Hayes Campbell, the 24-year-old lead singer of the world’s biggest boy band. The age gap, the tabloids, the sheer improbability of it all, none of it stops the pull between them. Lee writes desire and dread in the same breath, because Solène knows exactly how the world will judge this before it even happens.
Read this if: you want the forbidden factor to come from public judgment rather than private betrayal.
4. Corrupt by Penelope Douglas
Erika Fane has spent years hating Michael Crist, her sister’s ex and the golden boy of a secret society that runs the town. When she needs his help, the hatred curdles into something much more dangerous. Douglas writes dark, possessive forbidden romance without apologizing for how morally messy it gets, and that’s exactly the appeal.
Read this if: you want your forbidden romance dark, obsessive, and unwilling to play nice.
5. Twisted Love by Ana Huang
Alex Volkov doesn’t do relationships, and Ava Chen is his best friend’s little sister, which makes her the one person who should be completely off the table. Huang’s Twisted series became a BookTok phenomenon for a reason: the slow collapse of Alex’s control feels earned, not convenient, and the “she’s forbidden” trope has never felt more inevitable.
Read this if: you want brooding, guarded heroes who lose the fight against their own rules.
6. The First Time I Met You by Emilly Carter
Before Elena and Marcus became the couple readers meet in The Love I Lost, they were two people who fell for each other despite every reason not to. Emilly Carter’s prequel goes back to the beginning, when their connection was new and the world hadn’t yet found a way to pull them apart. It’s the origin story behind a love that someone else decided wasn’t allowed to survive, and it recontextualizes everything that comes after. Carter writes first love the way it actually feels: reckless, certain, and completely unaware of what’s coming.
Read this if: you want to understand exactly what was stolen from the couple you already love.
7. Ugly Love by Colleen Hoover
Tate Collins falls for her neighbor Miles Archer, who offers her exactly one rule: no feelings, no questions about his past. Every page after that is Tate deciding whether she can love a man who’s told her, explicitly, that loving him is against the rules. Hoover’s dual timeline reveals exactly why Miles built that wall in the first place, and it recontextualizes the whole forbidden arrangement.
Read this if: you want an emotionally walled-off hero and a heroine who refuses to accept “we can’t.”
8. A Court of Thorns and Roses by Sarah J. Maas
Feyre Archeron kills a wolf in the woods and is dragged into the fae realm to pay for it, where she falls for Tamlin, the High Lord who should be her enemy. Maas built an empire on the tension between mortal and immortal, human and fae, and the ache of wanting someone the rules say you’re not supposed to have. If you want the forbidden pull without the human-world stakes, this is where to start.
Read this if: you want the “wrong side of the line” trope with fae politics and world-ending stakes attached.
9. The 10 Years We Were Apart by Emilly Carter
The trilogy’s conclusion finally answers the question Elena and Marcus have been circling since the day they reunited: what do you do with a decade you were never supposed to lose? Emilly Carter closes the story with a reckoning that forces both of them to stop protecting themselves from the truth and start fighting for the future someone tried to take from them. It’s the payoff every reader of forbidden, second-chance romance is quietly hoping for, and Carter doesn’t rush it.
Read this if: you’ve read the first two books and need the ending where everything they weren’t allowed to have finally becomes theirs.
The complete Love I Lost trilogy — available now
10. The Kiss Thief by L.J. Shen
Francesca Rossi is claimed by Angelo Bandini, her fiance’s older brother and the head of a powerful family, on the night that was supposed to be her wedding. Shen leans all the way into the forbidden, arranged-marriage trope, forcing two people who owe each other nothing but resentment to build something real inside a marriage neither of them chose.
Read this if: you want forced proximity, family obligation, and a hero who takes what he wants and deals with the consequences later.
11. Vicious by L.J. Shen
Emily Roberts marries Baron Spencer, the boy who tormented her in high school, purely to save her family’s finances. Shen turns a marriage of convenience into a slow, grudging surrender, where the forbidden part isn’t the marriage itself but the growing, unwanted feelings neither of them signed up for.
Read this if: you want enemies-to-lovers energy layered under a forbidden, obligation-driven setup.
12. Him by Sarina Bowen and Elle Kennedy
Wes Lawson has been in love with his best friend Jamie Canning for years, which would be complicated enough without the fact that Jamie is his teammate’s twin brother and neither of them has admitted a thing out loud. Bowen and Kennedy write the friendship-turned-forbidden arc with a warmth that makes the eventual confession land like a gut punch in the best way.
Read this if: you want forbidden romance built on years of restraint between two people who already know each other completely.
What Makes Forbidden Romance Books So Addictive?
Forbidden romance works because it manufactures stakes without needing a villain. The obstacle isn’t a monster or a war, it’s a rule, a relationship, a secret, or a promise, and the characters are the ones enforcing it against themselves. That internal conflict is more compelling than any external one, because readers get to watch two people talk themselves out of the exact thing they want most, right up until they can’t anymore.
The best forbidden love novels also lean on proximity. Whether it’s a shared workplace, a shared family, or a shared history neither person can escape, forbidden romance books rarely let their leads walk away clean. They have to keep showing up, keep pretending the pull isn’t there, and keep losing that argument a little more each time. That slow erosion of willpower is the entire appeal of taboo romance books and forbidden romance novels alike: the payoff means more because it was supposed to be impossible.
It’s also why forbidden romance pairs so naturally with second chance and forced proximity tropes, the way it does in Emilly Carter’s The Love I Lost trilogy. When the “shouldn’t” is layered with a shared past, a decade of silence, or a secret someone else created, the ache compounds. Readers aren’t just rooting for a couple to get together. They’re rooting for them to reclaim something that was taken from them in the first place.
Frequently Asked Questions
What are the best forbidden romance books to start with?
Outlander, Ugly Love, and A Court of Thorns and Roses are the most widely read entry points into forbidden romance books, each pulling the “off-limits” tension from a different source: time, emotional walls, and forbidden worlds. Emilly Carter’s The Love I Lost trilogy is a strong next read for anyone who wants the forbidden ache paired with second chance romance.
Are forbidden love books always dark or morally gray?
Not always. Some forbidden romance novels, like Ugly Love or The Idea of You, stay grounded in realistic emotional stakes, while others, like Corrupt or The Kiss Thief, lean into darker, more possessive territory. The trope is flexible enough to fit almost any tone.
What’s the difference between forbidden romance and enemies to lovers?
Enemies to lovers is built on conflict between two people who dislike each other. Forbidden romance is built on an external or internal rule keeping two people apart, even when they don’t dislike each other at all. Some books, like Vicious, blend both.
Why do readers love forbidden romance books so much?
Forbidden romance books turn wanting into an act of rebellion. Readers get the satisfaction of watching characters choose each other despite every reason not to, which makes the emotional payoff feel earned rather than easy.
Does Emilly Carter write forbidden romance?
The Love I Lost trilogy isn’t a classic forbidden romance in the workplace-rule or family-feud sense, but it shares the same emotional engine: a love the characters believed they weren’t allowed to want anymore, and the slow, aching process of claiming it back. Readers who love forbidden romance books for the ache rather than the rule will find a lot to love in Elena and Marcus’s story.
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- Steamy Small Town Romance Books
- Books Like Twisted Love
- Books Like Haunting Adeline
- Best Enemies to Lovers Romance Books
- Books Like Colleen Hoover
Ready for a love story that was never supposed to survive the decade it lost? Start with The Love I Lost trilogy at emillycarter.com/shop.
Emilly Carter is the author of The Love I Lost trilogy, available now.
