oops my husband is a secret billionaire

Isabel Quinn, the daughter of the wealthiest man in Kaldia, breaks ties with her father, Frank, to pursue love and marries Loren Davis. During her pregnancy, she faces complications due to an abnormal fetal position. As she prepares for childbirth, Shirley—Loren's female 'best buddy'—claims that Isabel is merely being dramatic, doing it for attention and vanity. Loren, swayed by her words, forces Isabel to transfer hospitals. Meanwhile, Frank receives news of his daughter's impending delivery and arrives with lavish gifts...

Despite the failure of Maya Rogers' blind date, fate led her to encounter someone she initially believed to be the CEO's chauffeur. Following a spontaneous marriage, she watched as numerous property deeds and lavish jewelry worth millions were delivered to her doorstep. It was in that moment of opulence that she discovered the undeniable truth—her husband was none other than the billionaire CEO!

Chloe Anderson will do anything to protect the orphanage she's been supporting—even if it means stepping into a world far beyond her reach. Lucas Davenport, a billionaire who despises gold-diggers more than anyone, never intended to marry, especially not someone like Chloe. Convinced she's after his wealth, Lucas hides his true identity. But the more time he spends with her, the deeper he falls. The catch? Chloe has one rule she’ll never break—she can't forgive lies.

Chloe Anderson will do anything to protect the orphanage she's been supporting—even if it means stepping into a world far beyond her reach. Lucas Davenport, a billionaire who despises gold-diggers more than anyone, never intended to marry, especially not someone like Chloe. Convinced she's after his wealth, Lucas hides his true identity. But the more time he spends with her, the deeper he falls. The catch? Chloe has one rule she’ll never break—she can't forgive lies.

Falsely accused of stealing a jade pendant and humiliated in his divorce, Curtis's life took a dramatic turn when wealthy Sullivan searched for his long-lost son, with the pendant as the key clue. Meanwhile, Willene, drawn to Curtis's mysterious ties to a powerful family, pursued him. At a bar, Curtis's singing captivated the audience, but his ex-wife, Xamira, sabotaged his performance and was later exposed for her infidelity. When Curtis's true identity was revealed, Xamira attempted to win him back, but he chose to marry Willene. During their wedding, Xamira sacrificed herself to save Willene, dying in Curtis's arms.

Mark Dalton engaged in charity work and financially supported Carla Fulton, who was in poverty. Carla mistakenly believed that she held a special place in Mark's heart and gradually became arrogant. Five years later, after graduating from university, Carla, in an attempt to show off, lied that Mark was her brother and brought her classmates to intern at his company. Mark, busy with the company's IPO, delegated the task of arranging the internships to his subordinates. The subordinates did not dare to stop her, allowing her to act recklessly within the company. She fired the technical team and declared herself the chairperson. When Mark was negotiating a partnership with Saturn Group, Carla's outrageous behavior caused the deal to fall through, and Mark was so furious that he fainted and was hospitalized. Carla continued her reckless actions, pushing the company to the brink of bankruptcy, and even planned to sell it. After Mark regained consciousness, he exposed her lies. Resentful, Carla teamed up with a rival company to sabotage Mark's projects. In the end, Mark uncovered the conspiracy, Carla was arrested, and the company successfully went public with the support of Saturn Group.

Jane fell in love with Cillian at first sight and married him, though he was believed to bring her misfortune. She thought her secret crush had finally come true, but Cillian's heart belonged to Melanie, someone he couldn't have. Jane hid her feelings and worked hard to make the most of her marriage while paying off her parents' debts. After Melanie returned, she repeatedly provoked Jane, leading Jane to decide to divorce.

Racing prodigy Elena gave up her career for love and family, only to be betrayed by her husband and son. She came to her senses, divorced him, and with the help of devoted billionaire Sean, she takes down her conniving sister and scumbag ex-husband. The former housewife then reclaims her championship title, becoming a brilliant star far beyond the reach of those who once looked down on her.

Five years ago, Mark Steele embezzled company funds for stock trading and lost everything. To protect his daughter Ariel, he begged his son-in-law Sean Grant to take the fall, promising to give him company shares in return.For Ariel's sake, Sean agreed.Now, five years later, Sean is released from prison—only to discover he is in the late stages of cancer.

Ivy Inkwood took the blame for her stepsister's crime and landed in prison. Desperate to survive, she struck a deal with powerful businessman Leo Blythe—one night together in exchange for her freedom. Pregnant and released, Ivy set her sights on revenge against the Inkwood family.But things didn't go as planned. While executing her payback, she unexpectedly fell for Leo. As one hidden identity after another unraveled, Ivy faced betrayal from her family and fierce opposition from Leo's controlling mother.In the end, justice was served, the Inkwoods fell, and Ivy finally found both love and peace in Leo's arms.

Once the beloved heiress of the Hujiwara family, Mao gave up her name to live a humble life with her husband, Syohe Ito, working as a cleaner at Kurosaki Group. She saved the company from a financial crisis and secured a ¥20 billion deal for Syohe's birthday, only for him to humiliate her, credit the success to his mistress, and demand a divorce. Signing the papers, Mao swore to fight back.

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.

Billionaire heiress Kira Freeman mistakenly thinks the heir of the Mannings is just a broke guy selling himself to pay off debts, while Blaine Manning assumes Kira is an ordinary woman. The two end up pretending to be poor and quickly marry, starting a small family together. Along the way, they face off against clueless people in both the workplace and high society, proving everyone wrong at every turn.

After Mia’s only son, Noah, was rescued and adopted by the CEO of the Brown Group following a car accident, Mia and her husband, Adam, never stopped searching for him. They spent every last penny on posters and search efforts, even to the point of starving themselves. After twenty long years of desperate attempts to reunite with Noah, he finally returns… But now, he’s the new billionaire CEO of the Brown Group. Back in his hometown, he has arrived to visit the only family refusing to sell their land to the Brown Group — while secretly hoping for a chance to find his biological parents.

As the best agent of the Dragon Squad, Sawyer spent three years undercover to gain the trust of one of Kevin's subordinates, securing an opportunity to approach Kevin. During his mission, he unexpectedly encountered his daughter Clara on a train, just as criminals were attempting a robbery. Clara tried to intervene but was overpowered by the criminals. Sawyer wanted to help her but felt conflicted due to his mission to apprehend Kevin. Ultimately, when Clara was in danger, he chose to intervene, but this revealed his identity, causing Kevin to take Clara hostage and flee. After a debriefing with his superior, Sawyer determined that Clara had been taken to Elliott Village by Kevin, prompting him to rush to the rescue. After overcoming numerous obstacles, Sawyer finally succeeded in saving Clara and capturing Kevin along with other criminals.

Heart surgeon Mervin Charles dies suddenly and is reborn as a 7-year-old homeless boy who then names himself Merlin Charles. He's rescued at a shopping mall by his former colleague Camille Reynolds,and he discovers her phone wallpaper is actually his photo. News reports reveal that Mervin has become a vegetative patient. To get closer to his original body, Merlin lies about being an orphan and gets adopted by Camille. Through various medical incidents together,both their perspectives gradually change. Mervin finally understands that being a doctor isn't about self-salvation, but about healing and saving others. In the end, he not only returns to his original body but also successfully wins Camille's heart.

Tyrone grew up under the strict control of his wealthy parents, making him feel like a neglected child. Determined to prove himself, he worked tirelessly to meet the unreasonable demands of his girlfriend, Nina. But Nina abandoned him for Fred, using her new lover's connections to land a job at Rivertown's top company, Celestria Group. Meanwhile, Tyrone earned his way into this company through hard work. On his first day, Tyrone faced hostility from Fred and Nina. But fate intervened when he saved Fiona's grandmother—an act that led to a fake marriage with Fiona, Celestria's powerful CEO. Over time, she grew to love him and stood up for him against Nina's schemes. Later, Tyrone's father revealed their family's own elite status, but Tyrone remained unfazed. He had already learned the most important lesson: true love isn't about wealth or status—it's built on self-respect and genuine connection.

Koiti Mikage, the world's wealthiest man, had spent years concealing his identity while working as a cashier to raise his son, Kazuma. Unexpectedly, Kazuma ended up marrying Yuki Hanyo. The Hanyo family was domineering and overbearing, so Kazuma tried to keep the wedding from Koichi, yet Koichi showed up uninvited. At the wedding, Kazuma was belittled at every turn, prompting Koiti to step in and defend Kazuma. Despite initial mockery, Koiti just responded by presenting extravagant gifts. But when faced with persistent provocations, Koiti no longer held back. At that moment, his powerful and influential goddaughter burst in, declaring her desire to marry into the Mikage family, which sent shockwaves through the crowd.