

Adrian Lee wakes up in a famine-stricken ancient era, and suddenly finds himself the father of five daughters—who wish him dead thanks to the scoundrel whose body he now inhabits. Just as all hope seems lost, he unlocks a divine system. By earning "affection points" from the girls, he trades for supplies and manages to build a cozy life for the family amid the chaos. But peace never lasts.One day, the girls' mothers showed up—each with a background powerful enough to shake the empire.

"On Christmas Eve, Helena collapses from malnutrition and ends up in the hospital, but her parents refuse to pay her $1,500 medical bill. Meanwhile, they spend $2,900 per ticket on a concert for her spoiled younger sister, who gets over $10,000 in allowance every month. After years of neglect and humiliation, Helena finally realizes: her parents aren't incapable of love—they simply don't love her. She terminates their family contract and leaves, choosing the Cooper couple, who truly love her. With their support, she gets into graduate school and builds a successful career. Meanwhile, her spoiled sister spirals into crime and eventually kills their parents. Years later, her broken parents come begging for forgiveness. But Helena refuses. She finally learns that family isn't defined by blood, but by love."

To save the company her late mother left behind, Sienna Hart plans to marry Adrian Woods, the youngest heir of the Woods family, while securing investment from returning financier Ethan White. Her plan succeeds almost too well. Ethan falls for her at first sight, and Adrian gradually falls in love with her. Neither man realizes they are brothers who took different surnames, and neither knows they're in love with the same woman. When the truth is exposed, Sienna fears she's ruined everything. Instead, the brothers become fierce rivals, risking both their bond and their future as they compete for her heart. Caught between them, Sienna must decide who she truly loves.

Cherry Jepsen is the Jepsen family's biological daughter who was switched at birth. After 18 years, she returns home, and everyone expects her to compete with the daughter raised in her place, Rudy Jepsen. Instead, the first thing Cherry does is cling to Rudy's side as an ally. Through their growing bond, Rudy is moved by Cherry's genuine affection. The two sisters unite to crush their enemies and each finds sweet romance along the way.
![[ENG DUB] My Stepsister, My Strongest Ally](https://acfs3.goodshort.com/dist/src/assets/images/pc/common/f901131c-default-book-cover.png)
Cherry Jepsen is the Jepsen family's biological daughter who was switched at birth. After 18 years, she returns home, and everyone expects her to compete with the daughter raised in her place, Rudy Jepsen. Instead, the first thing Cherry does is cling to Rudy's side as an ally. Through their growing bond, Rudy is moved by Cherry's genuine affection. The two sisters unite to crush their enemies and each finds sweet romance along the way.

"As soon as I've registered my marriage with Sophie Walker, the heiress of the most distinguished family in the upper echelons, in the morning, she takes me to the courthouse, where we file for a divorce in the afternoon. I hear Sophie's friends laughing at me mockingly. ""Wow, did you seriously marry and divorce Adrian on the same day because of something William said?"" ""Look at how pale Adrian is! Don't tell me he's about to cry!"" Sophie rushes into my adopted younger brother, William Reed's arms at that moment. She whines to him coquettishly, ""Now that I've done as you said, this means you'll smile at me, right?"" Soon, a smile blooms on William's cold-looking face. I want to demand answers from Sophie, only to feel my sisters pinning me on the spot. Emily Parker, my oldest sister who's a CEO, frowns at me. ""Sophie is the only one who can make William smile. Can't you be nice for once?"" Scarlett Parker, my second sister who's a top actress, shoves me to the ground. ""William comes from a sad and pitiful background, whereas you come from an extremely comfortable one. There are plenty of fish in the sea, so you don't have to cling to Sophie."" Iris Parker, my third sister who's a biology professor, wears a stormy expression. ""Sophie is supposed to marry William, to begin with. Don't you dare pester them anymore."" Then, my sisters stuff me into a car by force. They refuse to let me be a hindrance to William—also known as their true love—and Sophie's happiness. That's when the System, who has gone missing for a long time, finally reconnects with me. ""Adrian, it seems that your conquest mission is completed! Do you want to return to your world right now?"" As I sit in the backseat while gazing out the window sadly, I almost can't resist chuckling out loud. Finally, the angsty drama that I've acted out for the sake of this mission is over. Now, I don't have to give a damn about these female leads' dramas anymore."

In his past life, musician Zack Shelley was framed by his adopted brother Zed Shelley and fiancée Ruby Lewis, left disabled after seven days trapped in a mudslide, and died betrayed by his own sisters. Reborn on the day of the disaster, he is determined to survive and reclaim his stolen life. Despite Zed's efforts to sabotage rescue attempts, Zack endures six grueling days and escapes. He exposes Zed's plagiarism at a pivotal piano competition, but his sisters, Flora and Luna, turn against him even more. Heartbroken, he severs ties with his family. With the help of business titan Whitney Lynd, he defeats Flora in a public contest and unmasks Zed at a high-society banquet. By the time his sisters overhear the truth, it's too late—Zack has already moved on, ready to start a new life abroad, leaving his past behind for good.

Torn from her family by fate, twin Fiona spent ten years as a forgotten replacement. Once her real sister returned, she was abandoned and thrown out without mercy. A decade later, Fiona comes back—not as the unwanted daughter, but as the feared Alpha Queen. Now that the truth is revealed, the family who betrayed her will do anything to bring her home.

On my sweet sixteen, my three brothers came home with a girl named Sylvie. They said I have to treat her like my family. I didn’t think much would change. But years later, everything did. Jace, my youngest brother, shoved me down the stairs for her. Asher—the oldest, who once promised he'd protect me forever—told me to get out. So I left. Quietly. They thought I was just acting out. So they took Sylvie to France, didn't even bothering to check in What they didn’t know was that I’d signed my name on a contract—one that aligned me with our family’s biggest rival by becoming their youngest chemist. Written in black and white, I could never go home again. The night they found out I was really gone for good? They broke. Every last one of them.