when does katherine come back in vampire diaries

Nancy, a small-town girl, decides to marry Steven, a homeless man she rescued by chance. She does this to avoid being forced by her foster mother to marry the town bully. Nancy doesn't realize that Steven is the president of the Williams Group and is actually engaged to the heiress of the Thompson Foundation, who went missing years ago—and who is, in fact, Nancy herself. But then Lily stole her identity. How can Nancy get back what she's owed?

Blaze was the revered Warrior Goddess of the Northern Realm. After completing her mission, she attended her sister Anna's engagement party but was looked down upon for still wearing her task uniform. Anna stood up for Blaze, who then used her strength to punish Anna's fiancé and his family. After that, Blaze introduced Anna to the worthy suitor, Zane. One day, Blaze and Anna unexpectedly encountered their parents, who abandoned them years ago. Blaze decided to take action on Anna's birthday, aiming to make their neglectful parents regret their choices for a lifetime.

After serving the country with distinction, Rosanne Ashford learns the powerful Todd family has harmed her daughter Daisie Larson. Returning home for justice, she finds her husband Alvin Larson engaged to Veronica Todd. In a fury, Rosanne disrupts the engagement party, blacklists the Todd family, and successfully rescues Daisie. Further investigation reveals the Todd family were merely puppets of Ronald Locke, the Prince of the North. To protect both family and country, Rosanne must engage in a fierce battle with Ronald...

Blaze was the revered Warrior Goddess of the Northern Realm. After completing her mission, she attended her sister Anna's engagement party but was looked down upon for still wearing her task uniform. Anna stood up for Blaze, who then used her strength to punish Anna's fiancé and his family. After that, Blaze introduced Anna to the worthy suitor, Zane. One day, Blaze and Anna unexpectedly encountered their parents, who abandoned them years ago. Blaze decided to take action on Anna's birthday, aiming to make their neglectful parents regret their choices for a lifetime.

Yolanda, a mascot of the heavenly realm, was kicked down to the mortal world by Celestius to save the drought. She possessed a poor little girl, but underneath her thin frame lies divine power: A wave of the hand makes an old goat give milk and birth, while a stomp of the foot makes a dry well gush forth! A wicked aunt that called her curse was then blown up in the kitchen! A cousin that threw stones at her...

When Emily Harper is sold out by her family to the highest bidder, she escapes and has a one-night stand with billionaire Charles Sinclair. She gives birth to triplets, but loses one to her evil stepsister Vivian, who claims her eldest child is stillborn. Escaping with her remaining twins, little did Emily expect her twins to be superheroes – one is a super genius, and the other is a star fighter with super strength! Years later, Emily and her twins come back to town, only to find that Vivian is engaged to Charles and raising his son. But this boy, with his superhuman sixth sense, senses that Emily is his true mother! As the three superpowered kids bring their parents together and help to defeat their evil families, will Emily and Charles find love again?

Amelia thought she’d keep her biggest secret to herself forever, but she didn’t expect her ex-fiancé Nathan to become the world’s greatest lawyer and come back for her. Amelia knows exactly what Nathan wants, but she can’t give it to him… she only wants him to achieve his dreams while carrying her heart in his chest.

Joanie Sadler and Laurent Goff met and grew up together as children in an orphanage. After leaving the orphanage, Laurent set out to build a career and promised to one day give Joanie a home. Joanie was later adopted by Peggy Boswell and Benjamin Francis, a couple who had lost their own daughter. Peggy sees Joanie as a replacement for her lost child, and when Joanie's birth parents later come to claim her, the Francis couple forges false paternity test results to keep Joanie. Years later, the Francises' real daughter Joanna is found, causing the couple to immediately turn against Joanie and send her back to her birth parents. Joanna also resents Joanie for living the life that should have been hers. At this time, Laurent, through a paternity test from years ago, locates Joanie and arrives at the Francis household, bringing a billion-dollar investment project. However, due to a series of misunderstandings, Laurent mistakenly believes Joanna is his childhood friend Joanie.

Paisley Jenkins, a war correspondent, gave up her career to become a housewife after getting married and having a child. Ten years later, her husband, Lucas, gifts Paisley’s late mother’s camera to his "little sister," Sophia. Paisley discovers Lucas and Sophia’s ambiguous relationship, and their daughter, Anna, idolizes Sophia. Heartbroken, Paisley applies to return to the warzone. Her news director warns her, "War correspondents must stay until the conflict ends"—implying she might not come back alive. Paisley files for divorce, but Lucas dismisses it.

Elena, a downtrodden werewolf, crosses paths with Theodore, the seemingly merciless Alpha of the Blackvine pack. Their encounter sparks a revelation: they are fated mates. As passion ignites, they are thrust into a perilous dance, battling against societal divides and formidable adversaries. The burning question looms large: will their love conquer the insurmountable odds, or will fate cruelly tear them apart?

On the day of her engagement, Emery Smith was pushed to her death — only to wake up six months earlier. But she wasn't the only one reborn. Her half-sister, Tina, had come back too... and stolen the life Emery once had. By a twist of fate, Emery flash-married the mysterious Gabriel Parker, unaware of his hidden identity. Again and again, Tina and Adam tried to crush her — humiliating, scheming, setting traps. Yet every move they made, Emery turned against them, with Gabriel secretly guarding her every step. In the end, Adam landed in prison, and Tina lost everything — locked away in a madhouse.

College student Anna is betrayed by her boyfriend, who tries to sell her virginity at a club. Business tycoon Ryder saves her... but then invites her to sign a BDSM contract, making her his "Kitten". Little does he know that she's actually the angel who saved him when they were young - the one he's spent a decade searching for.

Lauren Turner is a werewolf who is struggling to contain the crazy wolf inside of her. But her life starts to change and gets even more complicated when the powerful Alpha, Sebastian Ashford, forces Lauren into a contractual marriage. Lauren and Sebastian must deal with the ramifications of their false nuptials alongside the constant threat that their identity will be discovered by the humans. But little does Lauren know, that Sebastian’s true reasons for entering into this contract may be the biggest threat of all.

High school graduate Annie Xavier dies in an accident on the day she's accepted to Quinbert University, but her mother, Lydia Smith,misunderstands her and pushes her away,causing her to give up the will to live.Manipulated by her adopted daughter, Lydia unknowingly harvests Annie's organs, including a heart for the adopted daughter. Only when the funeral home calls does Lydia uncover the shocking truth and expose the adopted daughter and her father's scheme.

After suffering aphasia from a car accident, Heather Phillips is devastated when her husband William Manning asks for a fake divorce to appease his mistress. Taking him at his word, Heather makes it real. Sebastian Hart, heir to the Hart Group, flies back immediately upon hearing the news and proposes to Heather. She leaves with him without looking back, leaving William filled with regret.

Natalia is the daughter of Alpha,as the wolf in the prophecy, she is chased by many forces, to protect her, her father asked her to leave the pack and headed to New York so she could be safe there, two years later,the danger still existed, but her father thought it was time and he asked Natalia to come back and marry Blake Hunter, Alpha of another pack,he believed that Blake could protect Natalia after their marriage, their packs would be union. Natalia never liked Blake,but she would do what her father said for her pack, however she also learned that another powerful pack is rising, the Alpha of the pack is mysterious and ruthless, what would happen if she found out that the ruthless Alpha was her mate? The forces who were chasing Natalia's power didn't stop, what would she do to protect herself and her pack?

Donald Chester was tricked by his mother and younger brother's family into staying in the same household, leaving his wife and daughter at the mercy of the Chesters' abuse.He spent his life breaking his back in the family feed mill, only to be cast aside when it finally went public and made a fortune—dying in misery. Traveling back to 1988, Donald decisively split from the family and took his wife and daughter back to live in the countryside—only to discover that the fields and ponds are overrun with crayfish, a scourge to the villagers.Donald resolved to make a fortune for his own family by selling crayfish and forging a path to prosperity.

George, the heir to a wealthy family, was saved by Melody when they were children. He gave her a lucky necklace and promised to find her when they grew up and repay the favor. After years of searching in vain, George marries a woman with a crippled leg. He lets others bully her, even causing her to miss her mother's last moments. She asks for a divorce, and George discovers too late that she was Melody all along. Realizing how badly he treated her, George decides to get her back. But Melody also runs into trouble when she goes back to her father who always disliked her, and her tormenting stepmother and stepsister. Will Melody be able to get back what she deserves?