best unexpected pregnancy romance novels

Kayla Anson, a top OB-GYN, was just hours away from her wedding when everything fell apart. The night before the ceremony, her adopted sister Elise arrived at the hospital with a ruptured ovary. To Kayla's shock, it was her fiancé, Adrian Fane, who brought Elise in.Relying on her experience, Kayla quickly realized the truth. Adrian and Elise had been having an affair. Without hesitation, she ended the engagement. That same night, she reached out to Rowan Keane, the wealthy heir who had loved her for years, and proposed a flash marriage. Rowan gladly accepted.At the wedding the next day, Kayla stood in front of everyone and announced she would not marry Adrian. As the crowd erupted in confusion, Rowan entered with an extravagant bride price. He exposed Adrian and Elise's betrayal, stood up to Kayla's biased parents, and helped her reclaim her pride in the most unforgettable way.

Haley Warren faced her family's bankruptcy. To avoid burdening her husband, Joseph Lester, she concealed the truth and divorced him while pregnant, raising their daughter on her own. Five years later, Joseph returned triumphant, having become the richest man in Johnstown.To repay her family's debts, Haley joined Joseph's law firm, keeping her daughter's identity a secret from him. Joseph mistakenly believed Haley left him out of disdain for poverty and a desire for wealth. After a series of twists and turns, he uncovered the full truth. The two finally resolved their misunderstandings and reunited.

Rihanna injures Gael, CEO of Doyle Group, and mistakenly believes she has caused him to lose his ability to have children. Out of responsibility, she chooses to marry him. But Gael has secretly loved her for many years. He decides to conceal his "medical condition," seizing the opportunity to be close to her, and begins a sweet love story with Rihanna where marriage comes before love.

After a car accident that left Brook in a coma, Natalie concealed her identity to marry the man. Together, the married couple faced challenges from Fiona and her son and took down the two-faced James as they navigated through their marriage and started a happy life together.

Reanna, a top SAT scorer, was framed for cheating by Lori and her brother Frank. Her reputation was destroyed, and she died with no chance to defend herself. After being reborn, Reanna starts digging for the truth and uncovers their secret scheme. In the next exam, she hands in a blank paper to prove her innocence. To everyone's shock, her teacher reveals she's already secured a spot at a top university. At the school ceremony,the truth finally comes out. Lori's wealthy father tries to silence the scandal, but Reanna refuses to back down. In the end, she reclaims both justice and her true identity.

Addison Rowe is the true heiress who is reunited with her family 12 years ago. Upon her return, Addison falls in love with Jensen Lott at first sight and eagerly pursues him. However, Jensen looks down on Addison for her country origins and rejects her advances.

Mabel was originally the daughter of the wealthy Grant family. However, her happy family was torn apart when she was eight. Since then, her days were hard and challenging.

On her wedding night, Olivia Parker becomes a victim of betrayal by her husband and step-sister, leading to a scandalous encounter. After false rumors and a staged death, Olivia returns five years later with a plan for revenge. Unexpectedly, she crosses paths with Noah Cooper, the powerful leader of the Cooper family, who happens to be the father of her twins from that fateful night.

Amy thinks she is going to marry the love of her life, billionaire and her childhood sweetheart Skylor, but it turns out he only wants to wed her in order to torture her. Soon, Amy fakes her own death to escape from the marriage and returns as Ivy to revenge.

Ruby and Steven fell in love in high school but separated due to family feuds. Ruby initiated the breakup; Steven agreed, believing she'd discovered his father's role in her father's death. Afterward, Steven changed his surname to Gibson, founded Gibson Tech, while Ruby became a freelance writer. Though never contacting her, Steven monitored Ruby's life, learning of her workplace harassment resignation and continued single status. Now successful, he orchestrates her business trip to the city of Syntherra. They reunite, but Ruby mistakenly thinks he's married and withdraws. Even after clearing this misunderstanding, unresolved family conflicts keep her distant. Steven persists, proposing cohabitation without publicity and dating without marriage discussions. Still deeply in love, Ruby succumbs to his gentle persistence, agreeing to a short-term relationship.

Hollywood superstar Judy's wedding of the century takes a scandalous turn, when her cheating groom's sex tape is leaked to millions of livestream viewers. Is it an accident, or is there a puppeteer pulling the strings? A young showbiz mogul, George, mistaken for a gigolo by Judy, spends a wild night with her and pledges to become her agent. Is that true love blossoming in La La Land, or is there some sinister agenda at play?

I trust you because I've known you for ten years longer than they have.

Ella concealed her identity and spent four years married to Ash, yet it proved insufficient to withstand the allure of a first love. Consequently, despite being seven months pregnant, Ella had to endure a harrowing Cesarean section. Leaving behind a divorce agreement, Ella reclaimed her status as the heiress of a wealthy family, driving Ash to the brink of insanity.

She was the Kingsley heiress who gave up her crown for love. Karina fell for her boss, William, and after one reckless night, carried his child. He married her—but only in secret—while his heart still belonged to Fiona, the woman he could never forget. Years later, Fiona returned with a son, and William made the cruelest choice: embracing another child while abandoning his own. Shattered, Karina clung to her son Galen’s plea: “Give him three more chances.” But with every chance William wastes… Karina edges closer to walking away forever.

He marries an unattractive substitute bride as part of a plot. To his surprise, not only does this wife of his have no boundaries, but she also constantly showers him with affection.Unable to endure it any longer, he presses his wife against the wall and says, "Seducing me comes at a price."

On the day of Valeria Castle's engagement, her mother, Marilyn Castle, arrives at the banquet disguised as a cleaner, only to face humiliation from the Hardy family. A wealthy woman fights her over a parking spot, her future mother-in-law enforces strict household rules, and her fiancé demands an outrageous betrothal gift. But Marilyn soon reveals her true identity. Wayne Cuddy, Aaron Shaw, and Basil Brady step in with a billion-dollar dowry, instantly turning the tide. From that moment on, she proves her strength time and again, expertly resolving the crisis at Price Corp. In the end, as foreign capital threatens their empire, she takes Valeria abroad—ready for the next battle.

Since childhood, Melanie Llyod has lived under the shadow of loss, her mother gone and her stepmother intent on securing a vast inheritance. Raised in a world of fragile comfort, Melanie grows weak and dependent. But after a sudden accident, Ashton Llyod reappears in her life, urging her to find strength and independence. The emotions they've suppressed for years begin to surface. Though they share no blood, they've lived as siblings for 18 years. But in the 19th year, everything changes… Kate Llyod, determined to steal Melanie's fiance, relentlessly tries to expose the secret connection between Melanie and Ashton. Amidst the growing misunderstandings, Melanie decides to bury her feelings and honor her engagement. Ashton, too, chooses to distance himself, focusing on his responsibilities. But when a twist of fate leads to a murder attempt, Ashton is left gravely injured and hospitalized. At last, both must confront their true feelings for each other. Yet, the challenges ahead are far from over…

After a severe car accident, 7-year-old Isabella Wellington was abandoned after having her blood drained out by evil family members, in order to keep her own brother alive. 17 years later, Olivia struggles to fight off brutal bullying from the Wellingtons whom she works for. Unknown to the Wellingtons, their target of bullying, daughter raised by a janitor, Olivia, is in fact Isabella Wellington, the precious lost heiress, whom they have been searching for for 17 years.