is my secret billionaire based on a true story

Gerald Culley transmigrates to a weapons factory in the early days of the nation’s founding, witnessing the legendary general inspiring everyone to develop a domestically-produced Multiple Rocket Launch System (MRLS).Shocked to find himself in the past, he remembers his past life’s love, Carolyn Thomas, and her sacrifice, and vows to change history. Through his unwavering determination and deep understanding of weapons development, Gerald earns the general’s recognition. He and Carolyn form a research team and embark on the grueling path of creating weapons that will defend their nation.

Ye Liuying, once a gifted noblewoman, was saved from being sold to a brothel by Meng Wanting. The two formed a bond that lasted through years of hardship. When Meng Wanting's husband, Gu Changqing, was summoned to the palace, Ye Liuying accompanied her, only to witness Concubine Yong have Meng Wanting, Gu Changqing, and their child killed before her eyes. A year later, Ye Liuying returns to the palace, driven by revenge. But as she uncovers the truth, she realizes the true killer is someone she never expected…

A pair of orphaned siblings were separated in childhood. Years later, the sister became a billionaire and tirelessly searched for her brother’s whereabouts. Meanwhile, the brother woke from a comatose state, and he and his wife endured relentless abuse from villains. After the sister found her brother, she punished those who had wronged him, only to be counterattacked by the villains. Faced with the oppression of both his sister and wife, the brother finally revealed his true identity...

Grace, an orphan imprisoned by her adoptive family, is raised to be sold to a corrupt official. Desperate to escape with her disabled brother, she seduces billionaire Jackson Carroll, using him as her weapon.

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.

In his original timeline, Felix Cheney, chairman of Lacario Group, was betrayed and tormented by Ena Lewis and her family. He lost his company, watched his mother suffer, and ultimately died in despair—with hatred in his heart. But fate gave him a second chance. Reborn in 2018, Felix vowed revenge. At a charity auction, he set up Ena's mother, Gloria Lindsey, let her overbid, and then refused to pay, plunging her into chaos. Meanwhile, he found Lacario Group in disarray under Ford Lewis' mismanagement and began purging the rot from within. As his family faced harassment from Howard Lewis, Felix stepped in just in time to protect his sister, Sharon. Through the trials that followed, he rebuilt broken bonds and led his family toward a stronger, brighter future.

Addison Rowe is the true heiress who is reunited with her family 12 years ago. Upon her return, Addison falls in love with Jensen Lott at first sight and eagerly pursues him. However, Jensen looks down on Addison for her country origins and rejects her advances.

Cayden Freeman, the Celestial Sovereign of Azra, married Juliette Frost while concealing his identity and secretly supported the Frost family for three years. After intervening to save Alessia Walsh, the second daughter of the Walsh family, from trouble, he earned the enmity of Odin Wells, the Wells heir, and was simultaneously thrown out by Juliette. At an investment banquet, when Cayden faced false accusations and public anger, Alessia appeared and skillfully diffused the situation, marking the beginning of their relationship.

Isabelle, the CEO of New York City’s Weston Group, wants to bring her elderly father, Jerry, from her hometown to the city so she can take care of him. Jerry hence sets out for the Big Apple, but neither father nor daughter expected that this journey would become a nightmare. No one knows that Jerry is Isabelle's father, and instead assume from his plain clothes that he’s a beggar or a pervert. Jerry suffers bullying and abuse by Weston Group’s employees and partners, until Isabelle finally arrives......

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.

The renowned businesswoman Freya retired and went into seclusion after her company became the largest enterprise in the city and went public. She adopted three children, including Wendy. After the three graduated from college, Freya planned to reveal her true identity to them. However, she suffered an unexpected brain hemorrhage. During her illness, Wendy stood by her side, working hard to save money for medical expenses. After Freya recovered, she helped Wendy solve various challenges.

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.

Dakota is Gabriella Lowery's only daughter, cherished since childhood, who later marries Chase Boone and moves far away. After marriage, Chase neglects the family and has an affair. Although Dakota suffers, she never complains to her mother. At her child's one-month celebration, Dakota hopes for her mother to attend, only to discover that everyone believes Gabriella has passed away and has kept this from her. Dakota refuses to believe it and argues with the Boone family. Years of unhappiness make her consider divorce, but Chase is unwilling. At this point, Gabriella arrives and, seeing her daughter's thin appearance, blames Chase. Still, she is willing to give him another chance. Unfortunately, the rift in Dakota and Chase's relationship is beyond repair. Dakota decides to divorce, and Gabriella supports her. Chase recognizes his mistakes, chooses to let her go, and expresses his intention to change, waiting for Dakota to return.

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.

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.

Twenty years ago, Quilla saved Yosef and his family by chance.The two fell in love over time, and she chose to stay with Yosef, raising his three children as her own. Twenty years later,the ex-wife Mary reappears. Emotionally, the three children lean more toward their birth mother, so the family decides to drive away Quilla, the only "outsider". Heartbroken, she cuts ties with them for good. Meanwhile, the Grant family's business begins to decline,and Mary proves to be nothing but a gold-digger. They finally remember Quilla's kindness and try to win her back, but her heart is already dead, and she starts a new life.

Leola Dawson returns home from abroad for her brother Tyrone's proposal to Helen Miller. At the proposal, Helen mistakes Leola for "the other woman." Helen and her family mistreat Leola based on this misunderstanding. Tyrone, influenced by Helen's family, turns against his sister. Finally, Leola and her parents clear up the situation, and she becomes the heiress to Dawson Group.