Step Sister Sexy Novels & Stories

Some sins are too delicious to resist. At twenty-one, Seraphina knows she’s going straight to hell. Her crime? Seducing Dominic Ashcroft—her sister’s husband. The magnetic, silver-haired billionaire who’s twice her age and completely off-limits. While Elena fights breast cancer, Seraphina and Dominic are fighting an attraction that’s burning them both alive. Every stolen glance. Every forbidden touch. Every moment they pretend they can resist each other. Dominic tells himself he’s a good man. A faithful husband. But late at night, it’s not his wife he’s thinking about—it’s the temptation sleeping next door. Seraphina doesn’t pretend to be good. She knows exactly what she wants: the one man she can never have.

Her back hit the cold wall before she could even breathe. Damian’s hand slid to her jaw, tilting her face up to his. His voice was a low, trembling threat. “Do you feel what you’re doing to me, Aria?” Her heartbeat stuttered. “You’re my sister’s husband…” “Exactly,” he whispered. “That’s why I shouldn’t want you.” He leaned closer, his breath brushing her lips. “But wanting you is all I’ve done… every damn day.” *** Aria Hale has spent her life unseen, ignored by her father, used by her sister, and taught that her feelings don’t matter. But everything changes the day she moves into her sister’s penthouse… the same home ruled by Damian Cross. Thirty-six. Billionaire. Cold. Married to her sister. And quietly, obsessively fixated on Aria. He watches her too long. Stands too close. Speaks too softly for a man with no heart. He looks at her like she’s the only warmth in his frozen world. Aria tries to avoid him. Tries to reject him. Tries to pretend she doesn’t feel the air tighten when he enters a room. But Damian does not let go. He corners. He interferes. He destroys anything that dares approach her. Because wrong or not, forbidden or not— he has already decided she belongs to him. And when the truth behind his obsession finally comes to light… Aria will learn that some desires, once awakened, are impossible to escape.

" Just kill me, Alpha! I can't stand it anymore! " , Ashina growled, wincing in pain. " You know what I call my victory? I can see the hatred in your eyes even when I am f***king you! ", Torvar shouted back, pressing her hard against the desk to claim her for the fifth times in row. __________ Ashina Levitsky was confident about being gifted with a sweet, handsome mate by the moon goddess since she was the most obedient, innocent lady of the pack. Brought up as a princess of her Alpha father, Ashina was praised for her dignity by everyone until the day, she was accused of killing sister who was once mated to the dark Alpha, Torvar Kessler. On his day of getting his revenge on Ashina, moon goddess played a dark twist and Ashina turned out to be his second chance mate. Infamous dark Alpha, Torvar Kessler who was known as a killing machine vowed to kill her slowly after claiming her as his mate. Behind those tortures, pains and revenge, Torvar found himself stuck between the lines of love and hate until he learnt that you can never honestly hate the person whom you love. What more secrets were waiting for them?

In the Valenti Family, you're born with a chip. It's fused into the bio-watch on your wrist, its digital face counting down every second you have left to live. Everyone could see the numbers ticking down on my twin sister's watch. And on mine. They all knew she would die on our 18th birthday. So Vivian became the untouchable princess of our brutal world. Every diamond-stitched gown was hers. The rarest jewels were hers. Even our father's last shred of humanity was hers. That single sliver of warmth he showed only after his gun was holstered. I used to pity her. Her time was running out. But God, I envied her. She had everything I never did: our parents' love. Then, the night of her 18th birthday party. My parents worried I'd make a scene. That I'd piss off the Don of an allied Family. So they locked me in the cellar. Damp. Cold. While a deadly fever burned through me. I pounded on the heavy oak door, my voice cracking. "Mamma, please! Let me out! I'm burning up. My head is splitting open…" Outside, my mother's voice was a steel trap. "Enough, Sienna! Today is your sister’s 18th birthday. Her last day alive! Stop the theatrics! Can't you suffer in silence for the Family's honor?" "But I'm really sick..." Her footsteps clicked away, fading into nothing. Then the darkness swallowed me whole. And on my wrist, the bio-watch was flashing a critical alert. CRITICAL ALERT: Vital signs mismatch. Paired chip data incompatible. Please verify user.

“Some—body will see us he---re,” I whispered through gasps, afraid any teacher will catch us making out in the school’s hallway. “They cannot put the Alpha King in detention,” he smirked, burrowing his face again in my neck and gently sucking my lips until I bit my tongue to not moan loudly. “One day, I will mark you mine Serena!” the moment he said my sister’s name while pressing his lips against mine, I felt betrayed. .. Serena Majestic is the next in line to be the Alpha of her pack. Born to lead and has lived a perfect life with everything she could have ever wanted. Loved by her family ✅ A perfect mate ✅ Respected by her pack ✅ Pretty looks ✅ Dream wedding ✅ She was loved by everyone, except for her twin sister, Arlene Majestic, who she always regarded as the villain of her life. What happens when she suddenly wakes up in her twin sister’s body as the villain she once hated on the day of her wedding? Helpless, she is forced to watch her sister get married to her mate. Arlene challenges Serena to mend Arlene’s life. It was the only way for Serena to get her body back. Fighting every day to make her sister’s life better to get her life and body back was her only goal. But what happens when she falls in love with her sister’s mate in the process? What will Serena do when she discovers the shocking truth about her sister’s life? Will she succeed in getting her life back or forever struggle in her sister’s body? Read now to find out.

Breaking rules had always come naturally to Yvette, the same as breaking someone's heart. She can easily make a man beg for her. She has all the freedom that she has, all thanks to her twin sister, Yvonne. So, on the day Yvette received a call about her twin’s accident, she found out that Yvonne's husband and billionaire, Clyde Smith, had been cheating on her twin. She saw red. With her twin's death comes a vow Yvette made to herself. She will get her revenge while pretending to be her twin. She will seduce him, make him desperately fall in love with her, and then break him like how he broke her twin sister. She'll get her revenge on Clyde and his mistress. Nobody can resist the alluring and seductive Yvette anyway. After all, she was sure she would never lose in this game she started because there was no way she would ever fall in love with her twin's husband. Or so she thought…

Emma has always been the wolfless black sheep in her werewolf family, enduring the sting of betrayal from both her boyfriend and her own flesh and blood. The cruel twist of fate leads her to Nicholas, her powerful brother-in-law, who is left paralysed after a tragic accident—but that’s just the beginning. Emma's sister, entangled in deceit with her so-called "fateful mate," mocks Emma's inability to understand the pull of true werewolf bonds. However, as secrets unravel, Nicholas discovers Emma is his second chance mate. His heart buried beneath layers of hurt, Nicholas makes an outrageous proposition: if Emma becomes his nurse, he will save her family’s crumbling company. In a ballet of tension and forbidden desire, Emma steps into a world where every touch sends shivers, and every glance binds them closer. Will their hearts heal and embrace destiny, or will the ghosts of the past and the weight of betrayal tear them apart?

Melinda gave up everything for the man she loved—only to be stabbed in the back by the two people she trusted most: her husband and her own sister. On the morning of her wedding anniversary, she wakes up naked in a stranger’s bed, with no memory of the night before. Still reeling with confusion, she heads to her husband’s office to surprise him—only to find him in a compromising position with her sister. But the ultimate betrayal comes when they throw an envelope at her feet—photos accusing her of infidelity she never remembered committing. When she overhears them plotting her death, Melinda knows she has to run. What they don’t know is that she’s just inherited a fortune—and she's not the same naive woman anymore. She vanishes to Las Vegas, where she rebuilds her life from scratch. But fate has one more twist. She’s pregnant… with twins. And the father? Six years later, Melinda returns to Los Angeles, stronger, wealthier, and ready for revenge. Her plan is flawless—until her twins come face to face with their father. Now, James wants answers. The twins want a family. And Melinda just wants justice. Love was never part of the plan… but the heart has plans of its own.

I never meant to betray my sister. But from the moment Adrian's dark, smoldering gaze met mine, he became my secret addiction. His touch sets me on fire, his possessiveness borders on obsession. And despite him being my sister's boyfriend, I'm powerless to stop. Then there's Alexander. The charming guy I met on campus. He's everything Adrian isn't. He's sweet, kind, safe, and he makes no secret of how much he wants me. With one boy, I'm breaking all the rules. With the other, I'm denying all my desires. But now I'm trapped between one love I can't have and another love I can't resist.

Accused of stealing recipes from my own sister, Cora, I was ruthlessly cast out from the healing center—by my own fated mate, the Alpha Kellan. So I came home to my grandma's herb farm. Riding my wild horse, Shadow, wherever the hell we want to go. But now the whole pack is scrambling to find me. In my past life, at the Alliance's Grand Potion Competition, my sister always managed to submit the exact same rare potion recipes as me, just a little bit earlier. They all called me a shameless thief, a plagiarist who stole my own sister's work. Even my own parents got on stage to vouch for her. And Kellan... he threw the exile order in my face. His eyes were ice. He stripped me of my title for "dishonoring the pack" and shattered our mate bond right in front of everyone. The agony tore my soul apart. I wanted to die. My family called me a disgrace and cast me out. The betrayal shattered my wolf. I lost my mind. In the end, one of her fanatics shot me dead in the street. A silver bullet laced with wolfsbane. As I died, I still couldn't understand how she could get inside my head and steal my recipes. Then I opened my eyes. I was back. The day before the competition. This time, my mind is filled with nothing but the wild. Let's see what kind of potion my 'genius' sister can come up with now.