His Wife Is My Sister, But I'm His Mate

Plot.
Synopsis.
Liora could never belong. The daughter of an extramarital affair, she had lived in the shadows, cut off from the rest of the family, and learned to fend for herself while surviving. Stripping gave her life now, but everything changed one wild night.
Two days before his wedding, Darius entered her club, craving for the last taste of bachelorhood, he pays Liora for a special dance which led to a one-night stand. Neither of them expected to see each other again or that Liora’s long lost sister, Selene, was the bride waiting at the altar.
The one-night stand becomes a dangerous truth that must be hidden. Lies never remain hidden, however, and when Liora learns she is pregnant with Darius’s child, silence may be not be an option for her.
Exposition.
Liora, a daughter born as a result of her father’s infidelity with a maid, which resulted in the divorce that separates her from her big sister. Due to the family’s financial difficulties faced while growing up and the consequent death of her father, Liora eventually becomes a stripper to put food on her table. Unknown to her at the time, she carried the hidden omega bloodline from her father’s alpha lineage, suppressed by years away from the pack.
Inciting incident.
One night, she is hired by a man who is getting married in just two days and wants to enjoy his last moments of bachelorhood. She ends up having a one-night stand with him. The moment they touched, an undeniable mate spark ignited between them—raw, electric, and impossible to ignore—but neither understood its full power yet.
When Liora returns home that same night, she encounters an old man who introduces himself as the butler of the Blackwood family, tells her she has been invited to the wedding of her sister. This comes as a shock—Liora grew up knowing she had a sister, but Harlan never allowed them to meet. He carried that secret to his grave, and after his death, Liora stopped thinking about it. Despite her hesitation and doubts as to if they got the wrong person, she agrees to attend.
Rising action.
She arrives the night before the wedding , finds out she has been a daughter of the well known Blackwood family all along and learns the truth: it was her stepmother, not Harlan, who had always been against their meeting. The stepmother is currently serving time in jail for a minor business-related crime and her elder sister, Selene had her research done to find her because she wanted to reconcile with her younger sister and what better opportunity than a wedding. Liora also discovers that Selene is a sweetheart who had longed to meet her, but had been forced to stay away because of Ravenna’s influence.
But then, another huge blow hits—Liora finds out that the man she was with last night, the one she slept with, is the man Selene is set to marry, Darius. She holds this secret to herself, haunted by the mate pull that now torments her every thought.
The marriage happens, and it all goes well. After that, Selene gives Liora a new path, far from her old job. She brings her into her home and starts to look after her. But soon, Liora finds out she is going to have a baby. With fear and shame, she hides this news.
Climax.
When Ravenna is released from prison, she is furious to find Liora living with her family. She makes it clear that she does not accept her, resenting her existence as a reminder of Harlan’s infidelity. A few days later, Selene announces that she is pregnant too. Ravenna immediately becomes protective of her “real” daughter, which only deepens Liora’s insecurities. She considers leaving before her secret is exposed.
But fate intervenes. An accident happens, and they find out Liora was pregnant. Since she was once a stripper, no one talks about the dad. But Darius, who knows they share risky secret, sets up a secret meeting for them to talk. He wants to know if he is the dad, and Liora says yes—but she will keep it quiet and plans to leave soon. In their tense exchange, the mate bond flares again, confirming what they both sensed that first night.
Ravenna,who happens to be at the wrong side at the right time ,overheard part of their talk. With doubts in her mind, she quietly does a DNA test between Darius and Liora’s unborn baby.
The results confirm he is the father. Seeing her chance to drive a wedge between the sisters, she keeps the secret until the gender reveal party for both daughters. There, in front of everyone, she exposes the truth. The revelation makes headlines.
Selene feels utterly betrayed—by both her husband and her sister. She leaves Darius’s house with Ravenna and sends divorce papers days later. Liora feels destroyed, her betrayal now public, and her pain is doubled when she learns Selene has lost her baby and is battling ovarian cancer, which requires an urgent bone marrow transplant.
Through her best friend, Dr. Thorne, Liora learns this. She gets tested and finds out she is a match , but her unborn baby stops her. Darius knows she got tested and tells her to not donate and promised to find another helper. At the same time, Ravenna files a restraining order against her to keep her away.
As Selene gets sicker, Liora is pushed to a tough choice. She used a fake identity, aborts her pregnancy in secret while Darius is gone on business trip , and donates her bone marrow under a fake name. Both the donation and ending her pregnancy hurt her a lot. At the hospital, doctors find out the abortion hurt her womb—she can’t have kids anymore.
When Darius learns the truth, he is furious. In a fit of rage, he casts Liora out of his house and his life. Broken, she returns to her small home, struggling with both her health and her grief, the severed mate bond leaving her hollow.
Help comes in from the most unexpected place: Ravenna steps in, moved by Liora’s big heart. She apologized for being mean before and starts to help. She pays for hospital costs, visits often, and even stops the legal ban.
Liora says sorry back, but her heart