when does the merger happen in grey's anatomy

Burdened by her father’s debt, Seoyoon ends her relationship with Leejun through a painful lie. While chasing after her, Leejun is nearly killed in an accident. Years later, Seoyoon is raising their child alone, while Leejun returns in triumph. When their paths cross again, old wounds, hidden truths, and unresolved feelings flare back to life, upending everything they thought they’d left behind.

Ann Hale, a 30-year-old woman, worked hard to fund her boyfriend's tuition fees. However, as soon as her boyfriend graduated, he mercilessly dumped her, clinging to a wealthy heiress. He even insulted her by saying that no one would want an older woman as their girlfriend. In a surprising twist of events, Ann crosses paths with a billionaire in disguise. As they get to know each other better, they gradually fall in love and become a married couple. When Ann meets her despicable ex-boyfriend again, he is still a lowly worker, while she has become the prestigious CEO's wife.

Lucine and her husband, Cheney, were in a devastating car accident that took Cheney's life. Lucine survived but lost her memory. When the powerful Sterling family learned she was carrying Cheney's only child, they sent his twin brother, Noah, to bring her home and ensure her safety. At first, Noah saw it as a duty, but as he cared for the vulnerable and lost Lucine, an unexpected bond began to form. Amidst fierce family struggles, kidnappings, a heartbreaking miscarriage scare, and ruthless outside schemes, their connection deepened—until neither could deny the pull between them.

Wanda Nord and her family were enjoying hotpot when a gas explosion changed their lives. She awakens as the villainess in her own CEO romance novel—and her parents and brother are now the wealthy family in the story. To survive, they try to appease the heroine, Stacy Langdon, while Wanda, holding the “script,” cleverly avoids every crisis, transforming into the story’s heroine, and finds love with Yale Lake.

Once a wealthy heiress, Stella Smith's life takes a tragic turn when her parents become comatose after an accident, and her fiancé betrays her. By a twist of fate, she is pregnant with Jay Pace's child, though she mistakenly believes the father is someone else. Years later, she returns with her child and reunites with Jay Pace as his subordinate, totally unaware that her boss is actually the father of her child. A series of misunderstandings ensue which sparks a growing affection between the two. As the misunderstanding clears up, the reunited family finds their happily ever after.

Chris Leif gave up his family inheritance to become a stay-at-home husband for his wife, Queenie. When Queenie's first love,Nathan,returned to the country, her family began to look down on Chris. Pushed to his limit, Chris chose divorce and started a new life. Only then did Queenie and their daughter realize how remarkable Chris truly was—but it was too late to win him back.

Once a feared underworld lord, Eddie chose a quiet life. Four years later, she returns—Nora Olson, a stunning CEO, holding a child—and shatters his calm world: ‘She’s yours. Marry me, and be her father.’ A flash marriage. Family betrayal. Corporate war. And just when she needs saving most, the richest man alive calls her new husband… son!

After Reanna lost her parents, Stefan Shawn became her guardian. Though feared by many for his ruthless nature, Stefan had one exception—Reanna. He indulged her every whim, once declaring, 'Nothing comes before my girl.' Even when she stirred up trouble or picked fights, Stefan would only smirk with pride and say, 'That's my Reanna, my rose.'

As the only daughter of the Merrick family, Kirsty Merrick bears the responsibility of marrying into the prestigious Bartley family to lead the Merrick family to new heights, as carefully orchestrated by her mother Evanna Taylor. Kirsty successfully secures a betrothal with Morgan Bartley, the playboy son of the Bartley family's second heir. Unknown to Kirsty, Morgan has been secretly involved with Jess Merrick, Kirsty's only friend who grew up with her in an orphanage. Years later, when brought back to the Merrick family, the kindhearted Kirsty could not bear to abandon Jess, and thus pleaded with her parents to take Jess in as well. Now, Jess has begun an affair with Kirsty's fiance Morgan. To get back at Morgan, Kirsty designs a plan to seduce and intoxicate Nicolai Bartley, the young CEO of the Bartley Group, leading to the start of a dangerous "underground affair."

Rory Taylor, the future Lord of the Divine Order, once spent three years undercover, mistaken by everyone as an ex-con and lowlife. After returning, he found his mother being abused by his stepfather—and without hesitation, he stepped in to protect her and taught the abuser a harsh lesson.But his stepfather's family ruled the local underworld and came after Rory for revenge. With unmatched personal strength and the hidden power of the Divine Order, Rory brought them all to justice.Later, when the infamous "King of Hell," Kyle Joust,bullied Rory's classmates, and even Rory's own cousin used his name to act arrogant and lawless, Rory never strayed from his sense of justice. One by one, he wiped out every trace of evil in his path.

Quinci once faked an affair and left Hadley after her father's imprisonment. Six years later, she was a struggling single mother with a critically ill son and crippling medical debt. When they met again, Hadley—now the heir to a fortune—mistook her for a gold digger and scorned her at every turn. Only after learning the boy was his own son did he uncover the truth, leaving him shattered with remorse.

Before Susie Gray's wedding to the wealthy Jeremy Watt, her sister Judy Gray took her to a nightclub and insisted they swap clothes and rings. However, tragedy struck when they were both disfigured in a car accident on their way home. Based on the clothes they were wearing, Jeremy mistakenly identified Judy as Susie. Seizing the opportunity while Susie had lost her memory, Judy underwent a facelift to resemble her sister and assumed Susie's identity to marry Jeremy. As time passed, however, Jeremy began to develop genuine feelings for the woman he believed to be Susie until he finally lost control…

Eight years after a one-night stand, Sophie Archer raises son Jack alone until he's diagnosed with leukemia requiring a rare blood-type donor. Doctors suggest a million-dollar imported medicine to buy time. While struggling financially, Sophie becomes Caleb Johnson's secretary, unaware he's Jack's father. Meanwhile, Caleb and his grandmother Kate meet Jack by chance and confirm paternity through DNA testing. As Sophie and Caleb develop feelings and she becomes pregnant again after another encounter, Sophie saves enough for Jack's treatment, only for rival Chloe Bradford to destroy the medicine. Kate intervenes, recognizes Sophie and Jack as family, and tells Caleb to marry Jack's mother, not realizing he's already falling for Sophie. When Caleb discovers Sophie is Jack's mother, they commit to each other. At their wedding, Sophie reveals she has no blood relation to the Archers, and learns she's actually the biological daughter of the Bradfords couple, whom she refuses to forgive. The story ends with Sophie giving birth to twins and living happily with Caleb, Jack, Kate and their growing family.

Nora Lloyd, bitter about her illegitimate status, hates her loving father and flees abroad, where she becomes the renowned Scarlet Monarch. When she receives news of her father's death, she returns home filled with grief and regret, only to discover her half-siblings being bullied by other branches of the family. She decides she has had enough of staying silent.

Nora Lloyd, bitter about her illegitimate status, hates her loving father and flees abroad, where she becomes the renowned Scarlet Monarch. When she receives news of her father's death, she returns home filled with grief and regret, only to discover her half-siblings being bullied by other branches of the family. She decides she has had enough of staying silent.

Samuel Fisk, the world's richest man, willingly leaves his fortune to live a simple life and raise his son, Aaron Fisk. But when Aaron marries the proud Peggy York, he faces a pushy fiancée, a controlling mother-in-law, and a troublesome sister-in-law. Aaron hopes his father won't attend the wedding, yet Samuel insists on being there, determined to support him no matter what.

After sacrificing herself as a shaman saintess during the war, Indy Baker transmigrates into the body of the Baker family’s true heiress.She recognizes her playboy uncle Finn Baker as the spitting image of her beloved mentor from her past life and publicly claims him as her father, vowing to help him win the inheritance. When Ethan Baker and his family repeatedly scheme against them, Indy uses her shamanic powers to resolve crises while transforming Finn and gaining support from the business world. As the family patriarch shows favoritism and Ethan’s crimes escalate, Indy teams up with the boss of Doyle Group to establish Indigo Group, striking back and exposing evidence of Ethan’s attempt to murder the old man—bringing him to justice. The two companies eventually merge, expanding into folk culture and military industries. On the anniversary of the war’s victory, she witnesses the nation’s prosperity and Finn’s transformation, honoring her past life: “Dawn has broken. We’ve all won.”

Clare was the woman Axel begged and coaxed for—writing 99 love letters—before finally winning her hand in marriage. By their fifth year,however, Axel grew restless and began spending time with a young nurse. The girl, Emma, came from a poor family yet carried herself with quiet pride. When she firmly rejected the black card Axel offered,declaring she would never be anyone's kept woman, he became obsessed. Axel started appearing around Emma more and more,drawing the attention of all their friends, while briefly forgetting the wife he had once courted with 99 heartfelt letters. Clare neither cried nor argued. Instead, each time Axel broke her heart, she burned one of those letters. And when the last of the 99 was reduced to ashes, it would mark the day she left him for good.