Step Sis And Step Bro Novels & Stories

A sizzling collection of taboo love stories where step siblings cross the line between hate, heat, and heartache. Each tale explores forbidden desire, explosive chemistry, and the dangerous thrill of wanting what you should not have. From enemies to lovers to reverse harems, these stepbrother romances are anything but innocent.

I live with a man who wants to destroy me. Stephen Kinsley doesn’t just hate me—he wants to break me. Ruin me. Make me suffer for the sins of my father, the man who murdered his mother in cold blood. Now, I’m trapped in his territory, forced to obey his rules, surrounded by a pack that would tear me apart if given the chance. Stephen watches me like a predator stalking prey. He pushes, taunts, and waits for the moment I shatter. But beneath his fury, there’s something darker. Something twisted. Because the more he hurts me, the more he seems to enjoy it. And the most terrifying part? I think I do too. This isn’t just revenge. This is war. And when it ends, one of us won’t make it out alive.

I spent twenty-one years believing I was broken. The weakest wolf in my pack, unable to shift properly, pitied by everyone who knew me. Then my mother told me we were moving to Seattle in five days because she had secretly married an Alpha, and I would be living with his twin sons. Logan Pierce hated me the moment I walked through his door. He looked at me like I was a threat he needed to eliminate. His twin Lucas was everything Logan was not. Warm, charming, dangerous in softer ways. He pursued me like I was worth fighting for while Logan sent me texts telling me I did not belong. I was caught between ice and fire, between two identical faces and opposite hearts. My wolf only purred for one of them, but my heart was breaking for both. Then I discovered the truth. I was not weak. I was a Silver Wolf, rare and powerful, my abilities suppressed since childhood by my mother's poison disguised as protection. The weakness I hated myself for was a cage built to keep me safe from Alphas who would claim me by force and use my bloodline for power. Now that cage is broken. Unmated Alphas are circling, ready to wage war for the right to make me mine. Logan swears he despises me but his wolf is screaming to claim me. Lucas makes my heart race but my wolf does not recognize him. And the marriage that made us step-siblings was never legal to begin with, which means the forbidden attraction tearing us all apart is built on a lie. They said I would destroy this pack. They said I had to choose between the twins before their rivalry killed them both Start reading to find out how I did it.

After the death of her mother, Sienna Vale is taken in by her powerful, secretive stepfather and placed under the “protection” of his three mafia sons. But what begins as guardianship turns into something darker—and far more tempting. As Sienna uncovers secrets about her past, her parentage, and the brutal world she now lives in, she finds herself falling deeper into a web of desire, danger, and forbidden love. The brothers were never meant to want her—but they do. And someone wants her dead. Each act raises the stakes: Act I: Seduction begins. One of the brothers might betray her. Someone wants her gone. Act II: She’s trained to survive—body and mind. Romance deepens. Rival mafias close in. Act III: War explodes. Sienna becomes the queen of their underworld—but must choose between love and legacy.

Due to my husband's unique status, I did not reveal his identity to my mother after we secretly married. My family was about to be relocated during the holidays, and I took the opportunity to visit my hometown. When I got home, my mother locked me in my stepbrother's room. I questioned my mother about it, and she said, "We're about to be relocated. If you get pregnant, the baby will be counted as an extra person. We'll be compensated with one more house and millions of dollars extra." I begged my mother to release me, but she said that it was better for me to stay in the family than marry into another one. "You and your brother aren't related, anyway. We can even save on dowry." I refused, so my mother got my brother to beat me up until I bled. As the date for the entire town to relocate approached, the developers arrived to distribute the compensation. My husband was among those who arrived. When he saw my bruised cheeks and the bump on my stomach, he went crazy.

After the incident that almost landed her in jail, Jenna’s mother ships her off to the countryside to live with her father and his new family that she barely knows. But distance doesn’t guarantee repentance, not when trouble comes in the form of two dangerously familiar faces. She never meant to catch the attention of the town’s most notorious boys… but she did. First comes Alec Lardin: her grumpy, infuriating biker stepbrother who lives just across the hall. Their relationship starts with resentment, sharp words, and silent warfare. But proximity has a way of exposing cracks and forcing them to see the parts of each other they weren’t ready to face. Somewhere between hatred and attraction, a line they should never cross begins to blur. And the consequences could be disastrous, something in the line of losing friendships and destroying a family. Please note: This is a dark romance, because the main characters have dark tendencies. Their enmity goes beyond banters and glares; they might physically hurt each other. Also, this is a slow-burn novel, please order patience before you proceed. That being said, enjoy Alec and Jenna's crazy-forbidden love story.

She is claimed in a passionate kiss by her stepbrother in a moonlit field, on her eighteenth birthday—the moment their true mate instincts ignite. Raine Bittley has never truly felt at home, especially since she and her mother moved to the Shadowfang Pack when she was eight. There, she's not just considered an outsider, she's hated and bullied, especially by one person–Killian Knight–Heir to the Alpha, and the most arrogant man she's ever met. Now, Raine's life is upside down. From unwanted outsider to the Pack's condescending Luna. But with that title come darker secrets. And how does one escape fate… when fate is the man she hates, yet simultaneously burns for?

“IS IT TRUE?” Grayson’s voice thundered through the room. “Yes!” Tessa said softly. “Yes it is!” “So you’ve been cheating on me, haven’t you?” He spat. Her hands trembled. “No, I swear, it’s not like that.” He grabbed her arm, his grip bruising her wrist as she squealed in pain. “Then whose baby are you carrying, huh?” His voice was ice cold. Tessa shivered, tears blurring her vision. “I don’t know.” ********** Pregnant with the powerful Roman Blackwood’s child, while engaged to his unstable stepbrother — Tessa Quinn becomes the key to a ruthless inheritance war where love has no place. As secrets unravel and danger closes in, Tessa must protect her unborn child while trapped between love, vengeance, and men who want to own her fate.

“Fuck me, harder,” I whispered. “Take me hard, I'm all yours.” **** I've loved my stepbrothers from afar. Being their cute little sister, they never treated me as anything more than such. I watched from the sidelines when they found their mate. I smiled like a fool while my heart was slowly being crushed by jealousy. I'm a human, so I couldn't be their mate. With that realization and the pain that came from seeing them with their mates. I left the pack, for the city, to complete my study. Five years later, I returned to the pack, to discover that my brothers' mate cheated on them, and rejected them. They were grieved, and I was the only one they could run to for consolation. I was determined not to let any woman take them from me. I will make my stepbrothers mine. Though they vowed never to fall in love, I was determined to show them that I'm the one for them, and have always been.

“Fuck…please…” He risks a nibble, sending shockwaves to my core. My back arches off the wall with a sharp moan. His hand slides between my legs, cupping my soaking panties. “Look how wet you are,” he whispers, “...shaking, and I haven’t even fucked you yet.” He strokes my clit gently first, then harder. My toes curl, hair spilling into my sweaty face. He’s breaking me, ruining me with just his tongue and fingers. I can’t speak. I can’t think. I just tremble in his arms. ********* The night I caught my fiancé cheating, something in me broke. I cried. I screamed. I drove — into the rain, into nowhere, into him. Cassian Cross. A stranger with gray eyes, a sinful mouth, and hands that made me forget my name. One night was all it took. One reckless mistake to burn away my heartbreak. Until he showed up at my mom’s wedding… As my new stepbrother. Now, Cassian won’t stop. He corners me in hallways, whispers filth at the altar, and looks at me like he still owns my body. But there’s one thing he didn’t tell me— He already belongs to someone else. A fiancée bound to him by a contract… and a secret that could destroy us both. He’s dangerous. He’s forbidden. He’s promised to another. And God help me, I still can’t stop wanting him.