best unexpected pregnancy romance novels

Talented jewelry designer Ada Prescott's life has hit a low point after her boyfriend cheated on her and her sister falsely accused her of plagiarism. While getting drunk in a bar, she accidentally meets her ex-boyfriend's uncle, Max Worthington, the heir to a powerful plutocracy. By mistake, the two become a contractual couple. At first, Ada doesn't have a crush on Max and wants to end the relationship, but as they get along, Ada gradually falls in love with his thoughtfulness. And Max on Ada is early "premeditation" - Ada has not remembered, years ago in an encounter, he actually fell in love with her at first sight...

Yu-Jin was murdered by her husband Chan-Yeong and his mistress Na Ju-Hui. Shortly after, her sister Yu-Ri is also killed and finds herself back in time before Yujin and Chan-Yeong's wedding. Determined to take revenge for her sister, Yu-Ri decides to marry Chan-Yeong. Just then, her first love Tae-O reappears before her.

When single mom Diana starts working as an air traffic controller, she hears her ex-boyfriend Anthony’s voice over the radio. Since Diana broke up with him for the sake of his captain dreams, she’s grateful her sacrifice wasn’t in vain, and keeps hiding that he’s the father of her daughter. But she doesn’t know Anthony is actually the new billionaire CEO of their airline!

A daughter of a wealthy family was swapped out at birth. From then on, she had been on the receiving end of bullying and malicious schemes until a rich, young man came along and showered her with love.

To avenge the tragic death of her parents, Briar White hides her true identity and infiltrates the Kerr family, weaving a carefully crafted web of affection around Owen Kerr—the son of her enemy. But the tenderness and companionship that began as mere deception slowly start to feel real. Now, she must choose: stay lost in the sweetness of newfound love, or destroy it with her own hands for the sake of long-harbored revenge…

Felicia was betrayed by her longtime boyfriend and, in her sorrow, she drunkenly entered the room of CEO Ryan. She woke up the next day, regretting the night and mistaking Ryan for a college student. Ryan, however, proposed marriage. After a quick wedding, Felicia took on family responsibilities, urging Ryan to study diligently. Ryan found this amusing until the day Felicia realized her husband was the CEO.

Sara and Nyla were sisters of the Caldwell family. In their previous life, Sara married Eddie, a penniless man, but his family unexpectedly struck it rich and lived in prosperity. Meanwhile, Nyla married Tyler, a powerful military officer, but he died shortly after their wedding, driving her into madness. Blinded by jealousy over Sara's happiness, Nyla stabbed her to death—only to be killed by Sara's dying strike.When the sisters were reborn, returning to the moment of the marriage proposals, Nyla decided to snatch Eddie away. Little did she know that Sara had also been reborn and would later prevent Tyler's death, ending up far more successful than Nyla this time…

Taylor marries Xerxes, a man in a coma, to pay for her grandmother's critical medical treatment. But when Xerxes wakes up, he tells her to leave. Eight months later, Taylor is expecting twins. After her mother runs off with all her money, Taylor works as a delivery driver despite her heavily pregnant belly and unexpectedly crosses paths with Xerxes. Not realizing she's his wife, Xerxes falls for her. When the truth finally comes out, the two reconcile and find their happiness together.

After an accident left Yaron drugged, he had an unintended encounter with Shirley in the fields. Yaron, a responsible man, gifted her a family heirloom to reconnect later. Ignoring it, Shirley went to the city, leaving her grandmother with a deceitful friend, Cherry. By chance, Cherry was mistaken for Yaron's wife, while Shirley unexpectedly found herself working at his hotel.

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.

Lainey drowned her sorrows at a bar and unexpectedly spent a night with Eugene, the CEO of the Luk Group. To her surprise, that night led to four babies! Six years later, Lainey returned to her home country with her brilliant kids, ready to face her past and seek revenge on those who wronged her, all while catching Eugene's attention once again.

Kimberly Harmon sacrifices herself to save her sister, Jennifer Harmon, and is rescued by Old Mr. Chapman, who adopts her as Ellie Chapman. Twenty years later, now CEO of Chapman Group, she discovers through a pendant that Todd Harmon is her father. Initially abandoning her father to marry into wealth, Jennifer ultimately regrets her actions and saves their father, leading to a joyful family reunion.

Yvonne Johnson grew up in a rainy city. Despite inheriting all of her grandfather's estate, she was locked away in a wooden attic by the Smith family, forced to feign madness and survive in decay, left to rot on her own. To exact revenge, she escaped the old residence and set her sights on Liam Hanson, using herself as bait, laying trap after trap, drawing him in step by step.

Menard Group's heiress Nerissa gave up everything for love. After her boyfriend Brian Shaffer lost his hearing and speech in a car accident, she walked out on her wealthy family, faked being mute, and spent three years by his side. But once he regained his voice, he turned his back on her. Ashamed of his past and the "mute" girlfriend who stood by him, Brian drifted into the arms of another. Betrayed and heartbroken, Nerissa finally walked away. She was reclaiming her life, her name, and her future. With Michael Yeager by her side, she was done being silent. It was her time to speak, love, and rise.

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!

After her beloved boyfriend Ian left her, Wanda drowned her sorrows at a bar and met Charles, a street singer. In a fit of anger, she proposed a five-million-dollar agreement to marry Charles for five years, which he accepted. He took care of Wanda with great devotion, and she comfortably accepted everything. As the five years drew to a close, Ian returned from abroad, wanting to get back together with Wanda. The regret of their past had always been a thorn in Wanda's heart, but just as she welcomed Ian back, she discovered Charles's terminal cancer diagnosis. At that moment, she was overwhelmed by an indescribable mix of emotions.

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.

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.