best unexpected pregnancy romance novels

Carol, a part-time food delivery worker who lost her mother, coincidentally helped the grandfather of Denton's wealthiest man. Later, this elderly gentleman tried to fix his grandson Nigel up with Carol. In order to repay the debts left behind from her mother's medical treatment, Carol agreed to marry Nigel for the sum of $200,000. Nigel, pressured by his grandfather, entered into the marriage reluctantly and hid his identity from Carol. However, their feelings for each other gradually grew as they started living together. Yet, Nigel's concealed identity remained a ticking time bomb in their relationship. Events such as Nigel's mother visiting their home and the party hosted by Nigel's group further fueled Carol's suspicions about Nigel's true identity, leading to a series of tense yet comical situations.

Sara Lynch, who was about to graduate from college, was overweight, plain-looking, and poor. Her only joy was sending gifts to male streamers online—until they heartlessly abandoned her for wealthier fans. Just as she hit rock bottom, Sara unexpectedly bound with a "Tycoon System," which instantly transformed her into a glamorous and wealthy beauty. Reborn and radiant, she soon realized that those once-unattainable streamers were no big deal. Now, Sara savored the sweetness of being pursued and embraced her new, wonderful life.

After a one-night stand with Hank Frazer, Sibyl Bealor became pregnant and gave birth to twins. Her cousin Elina bribed the doctor to tell Sibyl that one twin didn't survive, but secretly gave the baby to Hank's stepmother, Yildiz Sue. Years later, Sibyl, raising her son Shane, met Hank, who is raising his son Yuri, on a blind date. Due to a mix-up, they took home the wrong child. What a tangled web! Let's see what happens next!

Lucille gave birth to quintuplets, but one of the children was taken away. Her four children secretly searched for their father, only to discover that their father was the billionaire tycoon Hendrix. They came up with a plan for little sister Leona to stop Hendrix's car and give him a hair for paternity testing...

Anna Poole had faced hardships since childhood. While trying to resolve a company crisis with her good friend, Serene Cox, Anna was drugged and sold to Mr. King. After Anna injured Mr. King and escaped, she ended up in the room of another man, Zach Howl, who was also under the influence of an aphrodisiac. As a result, they unexpectedly became intimate. As soon as Anna regained consciousness, she decided to confront Serene and accidentally overheard a conspiracy between Serene and the supposedly deceased Bryan Lane. Outraged, Anna confronted Serene, who injured her and caused a fire to start. In a life-threatening situation, Anna was saved by Waver Taylor, who had just returned to the country. Ten months later, she gave birth to twins, and one of them was taken away by the Browns. Along with a doctor, the Brown mother and daughter falsely claimed that the child died to suffocation.

Lyra Donovan, wealthy heiress and Aurenya Arts Academy graduate, joins her father's corporation at her parents' request. Orion Harding, her childhood companion whose family has long-standing ties with the Donovans, intends to marry her. After Luna engineers a car accident killing her own parents, she manipulates her way into being adopted by the wealthy Donovans. While working alongside Lyra and plagiarizing her artistic ideas, Luna secretly plots to eliminate Lyra and claim everything, including Orion. But fate intervenes with a second chance: Lyra is reborn.

After 10 years of marriage, Kate Seth and Tyler Finn were unexpectedly reborn. They both pretended not to know each other. Tyler chose to return to his hometown with his childhood sweetheart. Kate stayed local and accepted a family-arranged marriage. They met again 5 years later, at Kate's charity auction. Tyler splashed out for his childhood sweetheart, basking in the limelight. The long-awaited richest young master pulled Kate into his arms, thanking Tyler for his support of the charity. The usually reserved and composed Tyler lost his composure. He began to realize that after all these years apart, Kate seemed to be over him.

On the eve of her wedding, Natalia was cruelly betrayed by her scumbag fiancé, her reputation was ruined, and she lost everything! At a critical moment, her three long-lost elder brothers found her and revealed that she actually came from a wealthy family. From then on, she embarked on a life of being cherished by her family, seeking revenge on those who had hurt her, and reaching the pinnacle of her life!

Naomi who was born with a silver spoon in her mouth ended up poor because she was secretly swapped at birth by a backstabber. However, she still grew up to be an independent and strong woman under perpetual abuse and contempt. Since the moment she saved the heir who was being hunted, Destiny has set its wheels in motion. Six year later, they met each other again, fell in love but were torn apart by a family feud after Naomi found out the true circumstances of her birth... A love story full of ups and downs unfolds...

Esme Olsen and Nate Blair are childhood sweethearts, destined to be together—until the real Lane heir returns, forcing Nate out. They vow to reunite, but the next day, Esme is diagnosed with leukemia. Afraid of holding him back, she chooses to recover before seeking him out or quietly disappear. Unaware of her illness, her greedy father hires thugs to attack Nate and convinces him that Esme no longer loves him. Five years later, he returns as a powerful tycoon, determined to claim her as his own. Love and resentment clash, but in the end, the truth sets them free.

Shawn Quinn, the CEO of the Quinn Group, had searched across the country but had failed to find the woman with a peach blossom-shaped birthmark on her waist. This unique mark signified that the woman was the only pure Yin body in existence. Shawn had been born with a pure Yang body and had to marry that woman to dissolve the Yang poison within him. If he didn't do this, he would soon die.

5 years ago, Lydia Tate accidentally saved Eric Lucia,Lucia Group's CEO, and got pregnant overnight. 6 years later, Lydia met him again while her family forced her into marriage. Eric, who had been searching for her, married her and doted on her. He secretly helped her take down her backstabbing friend, her profit-driven parents, and the bully they forced her to marry.

Naomi Lloyd, from an impoverished background, gains notoriety in the marketplace due to her father's affair. Magistrate Watson's wife hires her as a study companion for her son, Hayden Watson. At Watson Manor, Naomi and Hayden's relationship evolves from antagonism to affection. Later, Naomi becomes a royal study companion in the palace, endures drama at the princess' residence, receives a marriage decree that is later canceled, and finally, after numerous challenges, marries Hayden. They are ultimately bestowed the titles of Princess of Creston County and Magistrate of Creston County.

Jessica, a struggling single mother who loses her daughter, Lola, to child services. ​ Years later, she unknowingly marries billionaire James Parker, Zoe's adoptive father. As secrets unravel, Jessica discovers Zoe is her long-lost daughter. Together, they overcome betrayal, threats, and heartbreak to reunite as a loving family.

Eva Washington is a billionaire heiress who hides her identity to support her husband Kevin as he works up the ranks. However, just as he’s about to sign a big contract, Kevin cheated with a mistress and kicked Eva to the dirt. In her grief, Eva married Ryan Jones, who needed a contract wife, but had no idea that Ryan was actually a secret billionaire himself! All of Eva’s tormentors will pay the price for their foolishness.

Saddled with her father’s crippling debt, Yvette breaks up with her boyfriend Archer by pretending to sleep with another man. But while chasing her, Archer gets run over by a car and nearly dies. Years later, Yvette is secretly raising Archer’s son, while Archer’s conquered the business world. When their paths cross again, their mutual hatred and repressed love engulf them both like flames…

Christina's adoptive mother gives her a brutal choice: Christina can give her virginity to a 70-year-old rich man, or watch her brother be killed. She chooses the former, but those plans are jeopardized when the old man seeks pleasure elsewhere. Who would have thought his son, Logan, would become her Mr. Right? "Sleep with me, right now!" Christina begs...

Lila needs money to save an orphanage, while William is a billionaire who hates gold-diggers. Though they suddenly become married, William decides to hide his riches thinking that Lila could just be after his money. As time passes, William falls deeply in love with Lila… problem is, she hates liars more than anyone else.