how did katherine come back in season 8

Mabel Bullock never asked for immortality. When she accidentally bonded with the "System," she thought it was a blessing. She loved Nicholas Parrish enough to die for him. But to him, her "gift" made her deaths meaningless. When his first lover, Dana Scott, gets targeted by killers, Nicholas coldly orders Mabel to take her place.Mabel agrees, but what he doesn't know is that this is her last chance at survival.By the time Nicholas sees her lifeless body stay dead, the man who stopped counting her sacrifices is forced to face a truth even immortality couldn't fix:Some regrets outlast forever.

One furious punch, one ruined masterpiece, and she’s humiliated as ‘frigid’ before the crowd. But when Rosa, in a blaze of fury, crushes her lips to a stranger, the unthinkable happens: Tristan, the aloof billionaire everyone calls untouchable, gets hard from her kiss… and now he wants more.

Fiona marries Nathan to return a favor, but he cheats on her,humiliates her, and pushes her to the edge. She gives birth prematurely, bleeds heavily, and almost dies. Totally disillusioned, she decides to strike back. She announces at a press conference that she is the other woman, fakes her death, and escapes to another city. Five years later, she becomes a famous designer.When Nathan finds out she is still alive, he obsessively hunts her down. He tries to use their child and money to win her back. However, Fiona will never look back.

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.

Brilliant little Tammy Walton lives with her mom, Cheryl Davis, who gets treated like dirt by her husband for not being pretty enough. Dennis Walton is too busy spoiling his sister-in-law, Theresa, and her daughter, Angela, to care about his actual family. When Cheryl dies, Tammy crashes Dennis' wedding in funeral clothes and ends up dying in the fight.Plot twist - she wakes up a year earlier with Cheryl still alive! This time, Tammy uses her smarts to save her mother's life, help her get beautiful again, and convince her to divorce the scummy Dennis. Cheryl finally dumps him and becomes the country's first female billionaire.

She carefully plays every move to support him, making sure he rises to become Dravania's one and only War God. But then,out of nowhere, a young woman walks into his life. Slowly,she starts to notice something—Joel Lowell's eyes grow colder when he looks at her, but when he looks at that woman,there's a spark in his gaze, a kind of passion she's never seen before. That very night,Leona Clark rips up their marriage contract and quietly walks away.

After already becoming a god, Cailyn Shaffer undergoes her second ascension trial, but accidentally ends up in the body of Crownport’s most useless young lady. Her cheating fiance? She kills him. Her shameless sister? She beats her down. Her abusive parents? She destroys them! Anyone in this world who dares cross Cailyn will be wiped out with one strike of her sword! Everyone’s stunned when the “trash” young lady turns out to have incredible fighting skills and can even command magical beasts and fly! They say you can’t fight city hall, but Cailyn’s fists will knock your head clean off.

Born into wealth, Winona Gray risks her life to save Matthew Finch and ends up paralyzed. To test his love,her father tells her to keep pretending she can't walk. On the eve of their wedding, she plans to rise from her wheelchair and reveal her true identity as the daughter of the powerful Gray family. But before she can, she discovers Matthew's affair with her sworn sister, Rhea Blair—shattering her heart and everything she once believed in.

Betrayed by her husband and left to die, Stella Culver is reborn at eighteen,vowing to rewrite her fate. Taking another's place, she saves Prince Hudson, unravels court conspiracies, and turns her enemies into laughingstocks. With wit and imperial favor, she exposes lies, survives assassins and coups, and uncovers the prince's hidden brilliance—until love and justice become her greatest triumph.

In her previous life, when Marlene's son falls ill, she calls her husband Wesley Hoffman for assistance, hoping he can contact their family doctor. However, Wesley claims that his best friend's son is also sick, and the doctor is attending to that child. As a result, their own son dies due to delayed medical treatment. When Marlene finds herself reborn to the time before her son's illness, her first action is to divorce that guy.

On her anniversary, Annabelle received proof of her husband Xavier's affair, the final straw after a decade of silent endurance. Shattering her gilded cage, she forged an alliance with cold CEO Fletcher for vengeance. When impostor Rebecca's identity exploded at the gala and design theft schemes unraveled, Annabelle rose from the ashes as the true successor. With Xavier behind bars and his mistress in ruins,Annabelle and Fletcher sealed their hard-won love amidst corporate warfare. Ten bitter years distilled to sweetest victory. On the rise to glory, passion aged into forever.

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.

After a tragic attack left his family dead, Frank became separated from his two younger sisters. Now a cripple, he married the gold-digger Jane. However, Jane abandoned both her husband and son. Years later, their son, Yannick chose to side with his mother's new partner, causing humiliation for Frank. Fortunately, his sister recognized him and stepped in to help him reclaim his dignity.

Will encountered a car accident three years ago and was saved by Nelson. Grateful for the life-saving kindness, he signed a three-year contract to lead Glory Group to become Novaterra's top automotive company. At the end of the three-year term, he resisted bullying from Nelson's daughter, Chloe, and joined FarSight Group. He helped FarSight Group's chairman, Shane, secure a hundred billion order and thwarted Chloe's revenge plans multiple times, ensuring she faced the consequences she deserved.

Harold and daughter Demi are critically injured in a riot,with Demi fighting for her life. When the hospital faces a Type A blood shortage, his wife Violet signs away the life-saving blood to save Jack, son of her first love Nate, who claims the boy has leukemia. She abandons her dying daughter without hesitation.Heartbroken after six years of devotion, Harold resumes his hidden identity as heir to the powerful Summit Group. He saves Demi and disappears. Finding Harold's abandoned phone filled with loving messages and final farewell, crushing regret overwhelms Violet.

Nicole Sugg only discovers the truth as she's dying—her husband Arthur Jones is still alive. He's been impersonating his dead twin brother Kevin,living as husband to his sister-in-law! Given a second chance at life, Nicole is determined to get ruthless revenge...

Northvale's Lady General Lea Mayer returns triumphant from the northern campaigns to visit her sister Ayla. Due to her worn military attire, she's scorned and looked down upon by Ayla's husband, Zaiden. Ayla desperately defends Lea, only to be cruelly betrayed and abandoned by Zaiden. Unable to tolerate this treatment any longer, Lea decides to teach Zaiden's family a lesson on the spot.

In her past life, Olivia was hopelessly in love with Declan Murphy, giving him everything she had, only to be abandoned. On her deathbed, she finally realizes Jake Parker's unspoken love for her—and regrets not seeing it sooner. Now reborn, she's determined to distance herself from the toxic Declan and make things right with Jake. But Declan, smug and self-assured, mistakes her intentions, thinking she's playing hard to get. When his true identity is uncovered, he faces the consequences. In the end, Olivia and Jake begin a new chapter, living a life filled with love and happiness.