when does the merger happen in grey's anatomy

Stella lost her parents when she was just a child and grew up in heartbreaking circumstances. But through it all, she stayed bright, strong, and kind-hearted. At eighteen, she happened to save Riley, the elegant matriarch of a wealthy family. Grateful, Riley took her in as her foster daughter. To Stella's amazement, her six new brothers were anything but ordinary. From a girl nobody cared about, she suddenly found herself at the center of a powerful family—as their beloved little sister.

Six years ago, a fateful night with a stranger led Zoe Xavier to become a single mother to Bobby. Cast out by her father and stepfamily, she faced the world alone, determined to care for her son despite his rare bleeding disorder. Years later, when Mr. Manson was playing matchmaker for his three sons at a café, Bobby showed up to find a date for his Mommy. To Mr. Manson's shock, Bobby beared an uncanny resemblance to his own sons in their childhood.

Julie Scott, once the revered princess of Xandar, is brought down by the very emperor she served. Fearing her growing influence, he betrays her, setting a deadly trap within the palace walls. Surrounded and outnumbered, Julie fights to her last breath. By her side, her devoted husband, Paul Murray, chooses to die protecting her. When Julie opens her eyes, she's reborn as the wife of a wealthy modern heir who looks exactly Paul but is cold and distant. To make matters worse, a scheming mistress challenges her at every turn. But Julie won't be defeated—she's determined to tame the chaos, build her own fortune, and handle her distant "husband" on her terms.

Legendary diplomat Wanda Jason once left the Ministry of Foreign Affairs for love, only to be rejected by her husband, Marshal Liam Joy, and their son Felix. Resolute, she divorced him and returned to diplomacy under the name Wan,stunning the world once more. When Liam realized his mistake, it was too late. Yasmin Zeal,desperate to marry Liam, exploited her brother's life-saving debt and drove a wedge between Liam and Wanda, until her true identity as a traitor's sister was exposed. Regretfully, Liam went to war and died in battle, leaving a final confession: "My only wish was to grow old with you." Wanda, with her son and adopted daughter,took up a new mission—walking toward a new dawn.

In a world of advanced martial arts and military prowess, Matthew Gilmore serves three years in the military in place of his brother,rising to Six-Star General. Upon his triumphant return home, his father Benjamin Gilmore coldly demands that Matthew transfer all his military achievements and honors to his favored son Zachary.Heartbroken, Matthew severs all family ties. Benjamin steals Matthew's military credits for Zachary. When Matthew tries to expose this conspiracy, Benjamin uses an enemy invasion as cover, deploying nuclear weapons to kill Matthew and silence him. Matthew survives but loses an arm.Matthew returns and exposes his father's crimes. He then travels to the capital with his close friend for the Star Generals Tournament, fighting his way through each round and emerging as a top-tier general. Having achieved vindication, Matthew protects the nation's peace and begins a happy life with his trusted companion.

Josie is the daughter of Chief Commander Choi, and her husband, Gordon Hodges, hails from the Snoylor tribe. Their marriage was only a ceremonial affair—no formal paperwork was ever signed. Shortly after the wedding, Gordon returned to the military camp, and Josie's pregnancy news was delivered to him by letter.Seven years passed without the couple ever reuniting. That is, until their son, Freddie, cried out, desperate to see his father.Josie, determined to fulfill her son's wish, decided to take him to visit Gordon. But when they arrived at the military camp, Josie was shocked to find that Gordon had remarried. Labelled as a "homewrecker," Josie and her son were brutally beaten. In that desperate moment, Josie shouted her father's name. Her father's men immediately rushed her and her son to the hospital, while he went to seek out the Commander.At the hospital, Gordon's new wife, Claire, feigned stomach pains. Gordon, cold-hearted and furious, dragged the doctor away to attend to Claire instead. Tragically, Freddie died on the operating table.When Josie's parents arrived, Gordon and Claire were thrown into prison. But Gordon escaped, and in a fit of madness, he mercilessly shot and killed Claire's mother, Marsha...

Whitney, the heiress of Sherwood Group, thought marrying Tyrone was a journey of love, only to find herself trapped in a hellish nightmare. First, she was unjustly imprisoned, then ruthlessly crippled. Tyrone appeared indifferent to Whitney's suffering, but when a tragic fire claimed her life, his heart inexplicably hollowed. Yet, a month later, a woman bearing an uncanny resemblance to Whitney appeared at a lavish banquet, introducing herself as "Anna." With a smile as radiant as it was deceitful, she cunningly captivated Tyrone, beginning to spin a web of vengeance...

Abigail lies dead in the hospital, while her fiancé Kyle and stepsister Chloe gloat over their murder of her. Overhearing their evil plan, Abigail later comes back to life and immediately marries a broke model named Henry as revenge. Abigail thinks her marriage is all just a play, but when she faces betrayal and difficulties, Henry secretly helps her. However, just as things are getting real between them, she finds out a shocking secret about Henry’s identity...

Legendary diplomat Wanda Jason once left the Ministry of Foreign Affairs for love, only to be rejected by her husband, Marshal Liam Joy, and their son Felix. Resolute, she divorced him and returned to diplomacy under the name Wan,stunning the world once more. When Liam realized his mistake, it was too late. Yasmin Zeal,desperate to marry Liam, exploited her brother's life-saving debt and drove a wedge between Liam and Wanda, until her true identity as a traitor's sister was exposed. Regretfully, Liam went to war and died in battle, leaving a final confession: "My only wish was to grow old with you." Wanda, with her son and adopted daughter,took up a new mission—walking toward a new dawn.

Sherry Turner was framed by her sister, Eva, and was sent to the reformatory. But actually, Eva wasn't Sherry's real sister. During three years at the reformatory, Sherry was badly tortured, poisoned, and lost her voice. After Sherry came back home, her family still didn't care about her and misunderstood her again and again. Sherry was disappointed and decided to leave home. When she could speak again after surgery, she started to fight Eva back.

Frank had been adopted by his foster parents who doted on him dearly. But everything changed the day his foster parents officially recognized Timothy, their biological son. No matter how earnestly Frank explained, his adoptive father chose to believe the newly acknowledged heir over the son he'd raised for over twenty years. Frank had overlooked the bond of blood. On Timothy's birthday celebration, Frank died in a car crash. In his final moments, Frank realized the entire tragedy had been orchestrated by Timothy. Consumed by regret and rage, his world plunged into darkness. When he opened his eyes again, he found himself back to the fateful day, his wife’s leap from the building.

Seven years ago, Grace Taylor accidentally spent a night with Justin Randall, the powerful CEO of Randall Corp, and gave birth to twins. But under her father's orders, one of the babies was stolen at birth.Now, she returns to the country to find her missing child, only to cross paths with Justin once more. Neither recognizes the other at first, but sparks quietly reignite. By chance, Hugo makes friends with a boy who looks just like him—and it turns out he's the lost twin. As the truth unravels,Justin discovers that Grace is the mother of his children. When she tries to leave with the boys, he begs her to stay. In the end, past wounds heal, love finds its way back, and the family is finally made whole.

Seven years ago, Grace Taylor accidentally spent a night with Justin Randall, the powerful CEO of Randall Corp, and gave birth to twins. But under her father's orders, one of the babies was stolen at birth.Now, she returns to the country to find her missing child, only to cross paths with Justin once more. Neither recognizes the other at first, but sparks quietly reignite. By chance, Hugo makes friends with a boy who looks just like him—and it turns out he's the lost twin. As the truth unravels,Justin discovers that Grace is the mother of his children. When she tries to leave with the boys, he begs her to stay. In the end, past wounds heal, love finds its way back, and the family is finally made whole.

For years, Rosalee Shane had been working hard to look after her husband, Harold Luke, and his family. One day, she got into a car accident, trying to save Harold and her son Simon. When she woke up, she realized she was in a system where all the women's mind was controlled. And now, she had a chance to get a reward. After discovering her husband and her son were both ingrates, she decided to completely change her life.

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.

After losing her father, Nora Smith moves with her mother into the Lowe family, where she suffers constant bullying from her stepbrothers and relentless humiliation. Her mother urges her to remain silent, but everything changes when she discovers her stepfather's plan to marry her off to her lazy stepbrother, Xavier Lowe. Refusing to accept this fate, Nora hides her acceptance to a top university and escapes, taking on odd jobs to support herself while secretly pursuing her studies. Years later, her exceptional talent catches the attention of Rivelle's leading company, Grant Corp, which funds her studies abroad. Now, at 27, Nora returns as a powerful and influential figure, determined to reclaim her life.

Two orphan girls die and return to the day they choose their futures. Cindy Walker grabs the gold coin from the wealthy Shaw family and pushes bread toward Lucy Walker, assuming she's condemning the latter to poverty. But Lucy is simply grateful for any family at all. Years later,the now-rich Cindy Shaw invites Lucy to a charity event as hired help, expecting to humiliate her in front of high society. When expensive gifts arrive for Lucy and her jade pendant is revealed, the crowd refuses to believe a servant girl could possess such wealth. They force her to drink,smash her pendant, and nearly hand her over to Cindy's adoptive brother Jacob Shaw,until her real family arrives to save her.

Shawn, heir to the renowned Divine Health Clinic, was left severely wounded during a robbery—until a chance encounter saved his life. The head of the prestigious Chester family happened upon the scene and rescued him. Grateful for their intervention, Shawn vowed to repay the debt by serving the Chesters, using his medical expertise to treat their young mistress, Minae, who suffered from a rare aging syndrome. For three years, Shawn worked tirelessly, elevating the Chester family's reputation while secretly restoring Minae's health. Yet, unaware of his true identity, Minae constantly tested his patience with mistrust. When his term of service finally ended, Shawn left, determined to reclaim his rightful place. Without his treatment, Minae's condition worsened. Desperate, she turned to Divine Health Clinic for help, only to discover that the master physician she had dismissed was none other than Shawn himself.