who knows your secret kdrama

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.

Fiona Shaw, once a privileged heiress, fell from grace three years ago when her family's business collapsed. Burdened with a staggering five-hundred-million debt, she was forced to accept the Sterling family's arrangement—an arranged marriage with their second son, Henry. Yet the union was nothing but a façade. Henry, a closeted man deeply in love with his loyal secretary Louis, had no affection for Fiona and abandoned her after their wedding night. His only reason for marrying her was to appease his mother, Elizabeth, and to secure an heir quickly—ensuring his claim to the family's vast fortune and strengthening his position against his half-brother, Jeff.

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...

Jerome Stokes is the eldest son of the Stokes family, while Peony Lovell is the eldest daughter of the Lovell family. Both of them, wanting to avoid a political arranged marriage, independently decide to find partners for a contractual flash marriage through blind dates. Coincidentally, they meet each other after both experiencing failed blind dates. Realizing their requirements align perfectly, they decide to enter into a flash marriage with each other, hiding their true identities. Their intention is to use this marriage to resist the political arranged marriages their families want for them. However, in an ironic twist, they soon discover that the very person their parents want them to marry for political reasons is none other than each other.

While delivering food, Miles accidentally walked into a conflict between Clare and her uncle, Baron. Baron coveted Clare's family's goods and intended to seize them. Miles not only ruined his scheme but also selflessly shielded Clare, taking a fatal bullet for her. As a result, Clare developed feelings for Miles, believing he was meant for her. However, Miles was already engaged to Winnie. Winnie and her family were greedy, constantly demanding money in the days leading up to the wedding. Miles' mother, Martha, invested everything she had for her son's marriage but still couldn't satisfy their insatiable greed. After learning that Miles was being tormented by Winnie's family, Clare intervened without hesitation. Using her strength to intimidate everyone, she successfully took Miles away, and they held their wedding.

Yasmin Sharp was the daughter of the world's richest family. For true love, she hid her identity and married Jacob Lewis. For five years, she devoted herself to her family and raised her son, Zach, to be a prodigy. However, during Zach's promotion party, Yasmin was humiliated by both her husband and son. She realized they were not worth her sacrifice. With the help of Steven Hawks, Yasmin fought back, ensuring that her husband and son received the punishment they deserved. Ultimately, she and Steven formed a powerful alliance and reached the peak of success in their lives.

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.

Rumors in the martial world suggest that gaining the favor and assistance of the esteemed and aloof Young Lord of Ferrell International guarantees a swift rise to power. One day, errand boy Simon Carr barges into the boardroom of the Nexus Group under the pretext of needing to deliver an urgent order, effortlessly resolving a corporate crisis with a few words... Thirty years ago, Ms. Wood told me, "If anyone dares to look down on you, you must smash their face, step on their shoulders, and tell them that I, Simon Carr, am born extraordinary and destined to be supreme in this lifetime!

Following the tragic death of her twin sister Alice, Ariel takes her place in order to enact revenge on Alice's cheating fiancé and manipulative adoptive family. However, Ariel's mission becomes more complicated when she meets and marries billionaire Victor, and must hide her true identity from him.

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.

After the divorce, Ella Blaine's ex-husband, John Jones, asked, "We were married for a year. Did you ever love me?""No!" Ella replied, walking away without a hint of hesitation.Later, a manipulative friend revealed a pregnancy involving John's child. Ella responded by exposing his infertility secret.Years later, when questioned about Ella's decision to marry the seemingly perfect Zac Smith, Ella, with unwavering confidence, declares, "If I can't be his bride, I'll be his new mother. Will he dare not to marry?"

Charles had once risked his life to save Cheryl, only to watch her devote everything to an imposter.Heartbroken and disillusioned, he turned away and married an ambitious beauty, returning to the pinnacle of power. When Cheryl finally recognized the scar on his shoulder—the one he'd earned saving her—she also saw the glaring wedding ring on his finger."What a pity, Cheryl," he said faintly. "You're too late."

Rumors in the martial world suggest that gaining the favor and assistance of the esteemed and aloof Young Lord of Ferrell International guarantees a swift rise to power. One day, errand boy Simon Carr barges into the boardroom of the Nexus Group under the pretext of needing to deliver an urgent order, effortlessly resolving a corporate crisis with a few words... Thirty years ago, Ms. Wood told me, "If anyone dares to look down on you, you must smash their face, step on their shoulders, and tell them that I, Simon Carr, am born extraordinary and destined to be supreme in this lifetime!

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.

Bruce Litt, the head of Axio Builders, hides his identity to let his son Sam Litt gain real-world experience, working as a humble melon seller at a construction site. Arrogant Owen Zeller, son of Bruce's subordinate Frank Zeller, steals Sam's girlfriend and bullies him. Bruce reveals his true identity, but Owen still defies him—until his father arrives.

Born the daughter of a billionaire, Wendy was lost to her father and suffered torment from school bullies. But after she discovers her identity, she makes a dazzling comeback alongside a loyal accomplice and crushes her bullies.

After a car accident in which he saved an orphan girl, the chairman of Vance Group, Ansel Vance, suffers from amnesia and becomes separated from his family. He adopts the orphan girl, Amy Bennett, and takes on the identity of a labor worker named Bryant Bennett. Eighteen years later, Amy, eager to marry into the Vance family, looks down on Bryant and even severs their father-daughter relationship, unaware that Bryant is, in fact, the long-lost head of the Vance family, the very family she’s trying to marry into.

William Larson is once a successful businessman, but after going bankrupt, he becomes a window cleaner. One day, he accidentally witnesses a man and a woman having an affair, and the woman’s bunny ear headband and a small red flower mark on her body make him suspect his wife, Yvette Jones, is cheating. When he sees the same mark on Yvette, his doubts grow. Soon, William finds a tampered paternity test and begins questioning if his daughter, Jane, is really his. But after further investigation, he discovers that Yvette hasn’t been unfaithful. Things take another turn when William sees a mysterious man giving his daughter a blood transfusion at the hospital. Shocked and confused, William realizes someone has been secretly watching their lives all along.