one tree hill when the stars go blue

Kang Do-hyun chooses an ordinary life as a taxi driver to avoid inheriting his father’s family business. One day, he happens to rescue Cha Eun-seol, who is fleeing a chase and has accidentally taken the wrong medication. After a one-night encounter, they part ways and return to their separate lives. Four years later, a stylish CEO shows up with a child and proposes marriage to Do-hyun. After registering their marriage, Eun-seol faces pressure from her parents to abandon the child, but Do-hyun appears and protects both mother and daughter. As her company falls into crisis, Eun-seol attends a family banquet of Taegang Group—the most powerful conglomerate in Country A—to secure a 10-billion-won investment, unaware that the chairman is actually her husband’s father. At the banquet, despite pressure from her former fiancé Gu Jung-tae, Do-hyun’s father protects his granddaughter Kang Rumi and makes his presence known, yet he can only approach her as a “grandfather” without revealing his true identity. As time passes, Do-hyun and Eun-seol grow closer. However, after failing to secure investment, Eun-seol risks both her company and her board position by making a dangerous bet with her father, Cha Myung-hwan. At this critical moment, Do-hyun seeks out his father, accepts the responsibility of becoming the heir, and begins to take action himself. In the end, at a press conference, the capital and influence Do-hyun has prepared turn the situation around. Eun-seol not only saves her company but also secures full ownership, achieving both love and success.

An accident leaves Lina pregnant with the Harrington CEO’s baby, but her newborn son is taken from her. Years later, she becomes a cleaner at the Harrington Group to find him—only to meet her son, Lucas, on her very first day. And when Madam Harrington chooses Lina as her future daughter-in-law, Lina’s life changes overnight.

When the CEO comes across a child collecting bottles who bears a striking resemblance to him, he sweeps the child into his arms and asks, "Who is your mother?"

Due to a string of misfortune, Summer was set up by her step sister which resulted in her getting pregnant. This was four years ago and when she returned home, she had twins and recognized the mask wearing Sean as the father of her children. However, little did she know that the man was also her boss.

Xavi, the estranged son of Atheron's wealthiest magnate, leads a double life as a janitor and fortune teller, all while harboring the secret of being the War God. Five years after a chance encounter with the renowned actress Wilma, she reveals that her mute daughter, Xamira, is his child, prompting Xavi to embrace his responsibilities as a father. When Wilma is coerced into marrying a dying patriarch and Xamira endures mistreatment, Xavi intervenes to save them both.

Struggling designer Karen finds herself entangled with the proud and controlled fashion mogul Yvan. While Yvan searches for the mysterious woman from a passionate night, Karen's scheming friend, Yellen, impersonates her and becomes his fiancée. Yellen sets out to thwart Karen at every turn, determined to eliminate her rival and secure her own position permanently.

With her mother critically ill in the hospital, 20-year-old Claire Wood is devastated when her father betrays her, sacrificing her future for his own gain. A fateful night with Timothy Leed, the CEO of Leed Corp, changes everything, and Claire soon finds herself pregnant. Despite their age difference, Timothy’s unwavering affection for his young wife transforms her life. Under his loving care, Claire begins to heal, grow, and embrace a brighter future.

She was a destitute and poor woman living under someone else's roof, forced to take the blame for someone else's crimes and later forced into a transaction that resulted in her becoming pregnant.He was the wealthy and powerful young master of Williamstown, who believed that she was a corrupted and greedy woman with a tainted reputation.Unable to bear being near him, she disappeared from his side.In a fit of rage, he searched everywhere and eventually captured her.

Pamela Hogan and Stellan Burgess have a one-night stand, which leads to the birth of three sons and the adoption of another child. Six years later, Stellan uncovers the truth and marries Pamela to gain custody of the children. At the wedding, Maris Burgess and Elara McGregor create chaos, but Stellan steps in to protect Pamela and reveals Elara’s true identity. He then discovers that all three sons are his biological children and that Pamela is the true heiress of the McGregor family.

During her student days, Tanya Sutton was saved by Zeke Lowe, sparking a long-lasting secret crush. When they meet again, an unexpected one-night encounter leads to Tanya’s pregnancy. They marry, beginning a journey of love after marriage. Under Zeke's powerful and devoted protection,Tanya grows continuously, transforming into a stronger, more confident version of herself.

Rose Cole, a fresh graduate, ended up having a one-night stand with Thomas Gray, who was drugged, after covering her mother's night shift at a hotel. Later, when Rose applies for a job at Thomas Corporation, she happens to be hired as Thomas' assistant. After getting along with each other for some time, Thomas realizes that he has fallen for her. At this time, his girlfriend in name, Mia Jones, finds out their relationship and warns Rose to stay away from Thomas.

Just back from abroad, Thalia Prince receives a marriage certificate from her mother—tying her to a man rumored to have a terrible reputation. Determined to secure a quick divorce, she impulsively spends the night with a supposed escort, only to discover that he is actually her husband…

To reclaim her late mother's estate, Sienna Reed ends up spending a night with Adrian Voss, the Alpha of the werewolf pack. Three days later, she discovers she's pregnant. Four years on, they cross paths again. This time, she has two wolf pups by her side. She runs. He hunts. There's no escaping him. Just when she's convinced he despises her, he turns around and spoils her like she's the only thing that matters.

Hanna Jenson falls for Simon Lloyd in university, but their love takes a dark turn when Simon is drugged. To protect him, Hanna sacrifices herself, creating a misunderstanding. Unaware of the truth, Simon dismisses Hanna, thinking she's manipulative. Rejecting his money, Hanna chooses to marry him. Three years later, pregnant and happy, she discovers Simin with Jane Marlow, who's been scheming against her. Their marriage unravels as misunderstandings and secrets threaten their love. Will the truth mend their bond or push them further apart?

On the eve of her wedding, Rachel Werner discovers her fiancé's infidelity. In a fit of anger, she impulsively marries a beggar. To her surprise, her beggar husband turns out to be a handsome man who dotes on her every day. Expecting an ordinary married life, she is shocked to discover that her seemingly destitute husband is actually a billionaire CEO!

After running away from a forced high-society marriage, Sophia Lancaster accidentally spends one night with Alexander Sterling, a powerful billionaire who mistakes her for an ordinary woman. Their fake relationship begins as a contract, but as Sophia's hidden heiress identity is exposed and her past catches up with her, Alexander must choose between his family empire and the woman he has truly fallen for.

College student Joyce Reed is framed by her cousin and ends up spending a night with Jeremy Robinson, a powerful figure in Harbor City. Wracked with guilt over betraying her boyfriend, she later discovers that he had long been cheating on her with her best friend.Furious after learning the truth, Joyce impulsively marries Jeremy—only to find out that his true identity is far more shocking than she imagined…

During her student days, Tanya Sutton was saved by Zeke Lowe, sparking a long-lasting secret crush. When they meet again, an unexpected one-night encounter leads to Tanya’s pregnancy. They marry, beginning a journey of love after marriage. Under Zeke's powerful and devoted protection,Tanya grows continuously, transforming into a stronger, more confident version of herself.