Step-Siblings Movie Collection

After 30 years of a childfree marriage, Sarah's life implodes when her husband James’s illegitimate son storms in demanding an inheritance. Betrayal turns to shock when Sarah reveals her own secret, 25-year-old twins. As Sarah strikes back with precision, James and his mistress scheme blindly. Fake paternity tests, hidden debts, and a wedding turned bloodbath expose every lie. No one walks away clean.

She's the adopted daughter of a billionaire family, yet she bears her brother's child. She always thought he just wanted to possess her, but after their adoptive mother's murder, she realizes her brother truly loves her. Upon rebirth, she decides to be with her brother and not repeat past mistakes.

She wants a good life for her daughter; he wants to cure his mom. They agree to get married to help each other. But then, another rich girl falls for him because he saved her...

She was born into a rich family and would have a happy marriage, but her jealous sister caused her trouble, and the man she loved misunderstood and humiliated her... In a crisis, her real family came to her rescue.

Not long after marriage, her husband had an affair with one of her students, and the two caused her, eight months pregnant, to fall into the sea. After plastic surgery, she transformed into a stunning goddess, returned, and embarked on a journey of revenge.

On the night of Seojin's engagement, her stepbrother Dohyun saves her from danger. "Don't go, I'm scared... please..." After that day, the relationship between the two, who had been siblings for 19 years, changes.

My Step-Brother is My Ex?! full movie tells a story that four years ago, a misunderstanding ripped Hannah Hart and Dean Dumont apart. Hannah vowed she would never see Dean again... until her father unexpectedly remarried Dean’s mother. Now Dean and Hannah are stepsiblings… but neither of them know it!

She’s his adopted sister, but he has always kept his feelings for her hidden. When he sees his cancer diagnosis, he decides to find her a good man to marry, someone who will take care of her. She responds, “Do you really hate me that much? I’m not getting married!”

A genius pianist has an accident during a performance and wakes up in a novel she read, becoming the despised secondary female character. Using her knowledge of the story, she realizes she's never been favored in her family and strives to change her fate by confronting a deceitful man and gaining the favor of a key male figure, altering her original life path.

A quietly dedicated homemaker’s life unravels when she inherits a staggering $1 billion fortune, only to discover her husband’s ultimate betrayal: he’s secretly been legally married to another woman for years. As she navigates the emotional wreckage, her grueling IVF journey culminates in motherhood — on what should have been their wedding anniversary. With the fierce support of her confidante Zhao Ying, she dismantles her gilded cage of lies, reclaims her dignity, and rediscovers her identity in a triumphant rebirth. Now armed with wealth and hard-won wisdom, she charts a bold new course — rewriting her destiny on her own terms.