best unexpected pregnancy romance novels

Quinci once faked an affair and left Hadley after her father's imprisonment. Six years later, she was a struggling single mother with a critically ill son and crippling medical debt. When they met again, Hadley—now the heir to a fortune—mistook her for a gold digger and scorned her at every turn. Only after learning the boy was his own son did he uncover the truth, leaving him shattered with remorse.

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.

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.

To settle her father's debt, Vivian Gray reluctantly accepts Shane Ford's offer of 200,000 dollars to become his wife. On the day they register their marriage, both disguise themselves, unwilling to reveal their true identities. A year later, while working as a hostess at a film festival, Vivian accidentally trips and falls, unintentionally stealing Shane's first kiss. "Get off me!" Shane snaps angrily. "I'm sorry, but... your lips are so soft!" Vivian blurts out. The incident costs Vivian her job, and fate takes a surprising turn when she ends up becoming Shane's assistant.

Five years ago, after a night of drinking, Sylvia Snow accidentally stumbled into the wrong room and spent a passionate night with a man she didn't know—Eric Payne. That night led to the birth of their son, Noel Snow. When Noel turns four, he starts showing strange symptoms and is locked away, treated like a monster. Just when things seem hopeless, Eric shows up and saves Noel. Sylvia soon discovers that the man from that night isn't just any man—he’s a legendary werewolf, and the secret behind their son's condition is far more extraordinary than she ever imagined.

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.

Alice Cooper, leader of the Cooper family, comes back after seven years to uncover the truth behind her mother's death. While seeking revenge, she catches the eye of the powerful Nova CEO, who later falls for her.

Fiona Judd falls victim to a scheme that leads to a one-night stand with Caleb Price. When she becomes pregnant, they enter into a hasty marriage but keep their relationship hidden at work. Ironically, this secrecy causes Fiona, the legitimate wife of the CEO, to be mistakenly branded as his mistress. Throughout these challenges, Caleb remains devoted, repeatedly coming to her rescue from difficult situations. Despite the misunderstandings and obstacles, their genuine feelings for each other eventually triumph, proving that true love can overcome any adversity.

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.

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 transmigrating into the body of a 220-pound woman with magical spatial abilities, Emma Murray decides to first find a man and then establish herself as the leader of a mountain stronghold. Following a casual romantic encounter that unexpectedly results in quintuplets, she lives contentedly for six years until her children unexpectedly meet their father. Believing Matthias Caldwell to be merely a male courtesan from a place called Auster House, Emma convinces him to stay and marry her. However, on their wedding day, she discovers her new husband is actually a prince! Emma dramatically falls to the ground, lamenting, “You were supposed to be my mountain husband! How are you a prince?”

She dreamed of becoming a pilot but unexpectedly had a child with him, leading her to give up her aspirations and choose to be a devoted wife and mother. Seven years into their marriage, she discovered that he had someone else and witnessed him pledging eternal love to another woman. Heartbroken, she met her end in a plane crash. However, she unexpectedly found herself reborn, back before the disaster, and vowed to change her fate…

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.

Linda Sue, the youngest female billionaire, faces a media frenzy upon landing. When asked about her divorce from Ian Bones, she jokes about rushing home to inherit her massive fortune. Ian, equally wealthy, proposes that Linda inherits his family fortune instead.

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.

Having stayed fifteen years at an orphanage, Natalie Shawn was taken back to the Lynch family when she was fifteen. However, her parents cared only about their adopted daughter, Vicky Lynch. Vicky could hear Natalie's thoughts and stole all of the hit songs Natalie wrote. After being accused by Vicky of plagiarism, Natalie got killed by Vicky's crazy fans. When Natalie was reborn, she decided to fight back.

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...

At 15, Evan Jose met the love of his life. Having been diagnosed with a rare illness since childhood and given no more than 30 years to live, Evan tasted a candy from Tina Skyler, and that very candy drove away his misery. Over the years, Evan kept supporting Tina, watching his little moon grow into an exceptional dancer. When he had only 7 months left to live, he made a selfish decision. He married her, aiming to love her silently, as he had done for the past 14 years. But he forgot that the look of love can't be hidden. His feelings grew stronger. He reveled in her cute yet awkward attempts to please him, was captivated by her unintentional touches, and couldn't bear the thought of any other man near Tina. With his life slipping away and his love impossible to let go, a countdown of love began.