best unexpected pregnancy romance novels

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.

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!

A successful, savvy CEO is betrayed by her fiancé, who cheats with another woman. Discovering the affair before her wedding, she boldly marries a seemingly ordinary waiter in front of stunned guests. Unbeknownst to all, the 'waiter' is actually a powerful CEO incognito, who quietly supports her through her company's crises, proving that her lost love has been beside her all along. Through trials, they rediscover trust and love, ready to face the future together.

Famous dancer Tessa Jorrel time travels to the 1980s, becoming a pregnant woman despised by all. The original Tessa of the 80s had tricked Colonel Shaun Lorne into marriage. After Tessa's arrival in this new time and body, she gradually wins over her sisters-in-law with modern cooking and sincere kindness, entertains the military compound with storytelling skills, impresses her mother-in-law with dancing skills, and outsmarts Yelena Vance's schemes. Shaun, cold and disciplined in public but gentle at home, falls for Tessa. Before she realizes it, Tessa is completely in love with him.

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.

While selling boxed lunches at a construction site, college student May Bale unexpectedly crosses paths with Joe Cole, the powerful chairman of Cole Corp—and ends up spending a night with him. When she faints during a school sports meet and learns she's pregnant, her stepmother tries to force an abortion. But Joe steps in and brings her home. Welcomed by the warmth of the Cole family, May finds the strength to stand up to those who hurt her, rebuild her life, and grow a career of her own. In the end, she discovers both love and happiness by Joe's side.

An office worker, Nancy Sanson, lives by one motto: "Money solves everything." But when she overworks herself to exhaustion, she suddenly transmigrates into a novel and becomes an evil supporting character who shares her name. In the original story, this character covets the female lead's luck, lusts after the male lead, and ultimately meets a gruesome end. Now, with the plot's deadly countdown ticking, Nancy is armed with knowledge of the story but faces a dilemma: Can her moneyloving,survival-driven instincts rewrite her fate and maybe even find a way back home?

Raena, a top obstetrician, had been married to her husband Matthias for ten years, but she suffered bullying from her mother-in-law Sara due to infertility. Later, Matthias had an affair with a younger woman named Felice and made her pregnant. Raena accidentally discovered the truth at the hospital. Faced with her husband's betrayal, the provocations from the mistress, and the pressure from her mother-in-law, Raena transformed from a passive victim to an empowered fighter. She fought back through legal means, public opinion, and her professional skills, ultimately exposing the true colors of Matthias's family. She reclaimed her property and dignity and started a new life with Romero, a celebrity gossip reporter who had secretly loved her.

Twenty years ago, renowned designer Taylor Snow traveled back to her husband Felix Moore's hometown with their children to honor his ancestors. But fate had other plans—a sudden storm led to a car crash, and Taylor and her daughter fell off a cliff, disappearing without a trace. Just a year later, Felix married his childhood friend, Zoe York, and life moved on. Fast forward two decades, Taylor Snow, now suffering from amnesia and living under the name Snow Taylor, finds herself reunited with the people she once loved—without even realizing it.

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 her father had an affair and her mother passed away, Clara's stepmother moved in with her illegitimate son, throwing Clara into a world of trouble. The scheming stepmother wanted her own son to study abroad, so she pressured Clara to drop out of school and get married, using the dowry to fund her son's education. But Clara, determined not to give up on her dreams, took on all sorts of part-time jobs. One day, she saved an elderly lady, and through a twist of fate, ended up marrying the woman's grandson. Clara was ready to keep working hard to support herself, only to find out her new husband was actually a super-rich tycoon pretending to be a poor employee! Deciding to play along with his charade, a hilarious and absurd drama ensued!

While delivering food, Sara Scott accidentally collided with Toby Luke, the son of the richest man in the city. Desperate to raise money for her boyfriend's research fees,Sara,feeling guilty, sold her electric bike, worth over a thousand dollars, to Toby for five thousand. This led Toby to mistakenly think she was a gold-digger. The two, who had no prior connection, became entangled due to Toby's father's will, which stipulated that he must marry the daughter of his first love to inherit the vast fortune, and that daughter turned out to be Sara. In order to secure the inheritance, Toby schemed to separate Sara from her scum boyfriend and tried to make her fall in love with him. However, in the process of his carefully laid plans, he found himself falling for Sara first.

Five years ago, Rachel Anderson invited her fiancé's sister, Sharon Chandler, on a shopping trip. A sudden delay left Sharon vulnerable to an attack by three thugs, leading to her death. Joseph Chandler, Rachel's fiancé, was gravely wounded trying to save his sister. To save him, Rachel gave up her kidney—only to have the Chandler family blame Sharon's death on her.Blinded by grief and hatred, Joseph kept Rachel captive by his side for five years, tormenting her endlessly. Rachel's health crumbled until she developed kidney failure. Meanwhile, Yasmin Howard—who falsely claimed credit for Rachel's sacrifice—now demands her last remaining kidney.Broken and hopeless, Rachel walks into the operating room, ready to embrace the end. But when Joseph learns the truth, he must finally face the devastating consequences of his cruelty.

Ashley and her mother became separated during her childhood, and Vanessa, an orphan from the same orphanage, assumed Ashley's identity. As Ashley grew up and pursued a career in design, she faced constant challenges and manipulation from Vanessa. Vanessa also deceived Ashley's biological mother, causing trouble for Ashley at every turn. Fortunately, she crossed paths with Malcom, who trusted and appreciated her.In the end, through continuous effort and personal growth, Ashley managed to reconnect with her biological mother, reclaim her true identity, and emerge as a talented designer. She also found love. Meanwhile, Vanessa faced the consequences of her actions.

Fifteen years ago, Molly was rescued and adopted by Mrs. Shane. To repay Mrs. Shane's kindness, Molly, now the Supreme Lord, had quietly supported the Shanes for years—helping her eldest brother become the richest man in Waterfall City, assisting her second brother in earning the title of War God, and aiding her third brother in becoming a legendary doctor. However, on the very day that the true daughter of the family, Fiona, returned, Molly discovered that all her sacrifices had been in vain.

After Johnny married the stunning and accomplished Valerie, his greedy family—convinced he'd landed a wealthy older sugar mama—never bothered to meet her. While Johnny was away, they mistook Valerie for his mistress and, desperate to keep their imagined "rich old bride's" fortune, cruelly turned on her. Little did they know: Valerie was actually the young, brilliant CEO of a major company, temporarily stepping back to focus on starting a family. When the truth came out, their shame was matched only by her fury—and they were swiftly shown the door.

After years of being framed and mistreated by her adoptive sister Valeria, who covets the Barron family inheritance, true Barron heiress Ciara attempts to prove herself during a heated argument by jumping from the second floor. Her mother Shannon Merrill attempts to save her, resulting in both falling. When Shannon regains consciousness, she discovers she has somehow switched bodies with her daughter. Now inhabiting Ciara's body, Shannon finally witnesses the cruelty her daughter endured, such as how the servants only respect Valeria while mocking the true heiress. The situation reaches a breaking point when Shannon (in Ciara's body) is cornered in an alley by Valeria and beaten unconscious…

Annie Clark arrives at Joel Ford's house intending to make his parents dislike her, but instead, she wins them over. At a banquet, Judy Lowe exposes Annie as Joel's hired companion, but Joel's mother refuses to believe it. Later, Joel reluctantly admits the truth, and his father decides to play matchmaker and keep it a secret. When Judy's accusations lead to Annie being kicked out, Joel's mother secretly helps bring them closer together. With his parents' support, Joel finally realizes his feelings and pursues Annie.