Rival Yandere Simulator Novels & Stories

A slow-burn, sapphic enemies-to-lovers romance about what happens when the one person you despise becomes the only person you can trust. The Accidental Heart follows Avery Cross, a fiercely independent artist forced into a marriage of convenience with Vivian Thorne, the ruthless CEO of her family's rival empire.  Bound by an ancient legal agreement to prevent mutual financial ruin, they establish a tense, divided home built on boundaries and passive-aggressive hostility.  However, when an industry crisis forces Vivian to protect Avery's firm, their cold war melts into genuine respect.  When an outside threat targets Vivian’s career, Avery steps into the spotlight to defend her, turning a corporate transaction into a real-life romance.

When Lana’s fated mate rejects her, she’s left with nothing but a burning desire for revenge. Her only option? Strike a dangerous pact with her mate’s fiercest rival, the cold and powerful Alpha Warren. His price? She must become his mate and Luna of Red Moon. As she’s pulled into Warren’s world, hatred and attraction blur, and Lana finds herself questioning her heart and her alliances. But when long-buried secrets and old flames ignite a deadly conflict, Lana must decide if she’s ready to fight for love or risk losing everything forever. POV: First person POV alternating between Lana, Warren and Callen

As next in line to be alpha, Natalia has always known her place in her pack. When her father makes a deal with a rival alpha and promises her hand in marriage, she accepts her fate willingly. Byron is a worthy mate, and their union will unite the packs, ending the long feud between them. It's only when a certain human boy transfers to her school that her world begins to unravel. Everything she knows to be true comes into question and she begins to wonder where her loyalties lie. As her feelings continue to grow for her soon-to-be mate, so do the ones for this strange newcomer. Will she walk the path laid out for her, or venture into the forbidden unknown?

Nicola, a shy and bullied Omega, has always been the outcast of the Crescent Moon Pack. At school, she fades into the background, enduring the jeers of her peers. But on the night of her 18th birthday, everything changes when she catches the attention of the Blackstone triplets—powerful Alphas destined to lead the pack. When they call her "mate," the fiery bond between them sparks a passion she can’t deny. But with a rival pack threatening war and secrets about Nicola’s true nature coming to light, her quiet life spirals into chaos. Can an Omega prove she belongs at the heart of the pack and in the arms of three Alphas? A steamy YA shifter romance where love, danger and destiny collide.

Cursed by the Elder Werewolves for his cruelty, Kaelan, a once-powerful Alpha, is stripped of both his ability to shift and his dominance over the pack. Now bound to walk in his human form, he is given one chance to redeem himself: finding true love. But Kaelan's hardened heart and years of tyranny make this task nearly impossible. When he stumbles into the life of Rhea, a fiercely independent woman with her own emotional scars, the two are forced to confront their pasts, their fears, and the possibility of love. With danger looming in the form of Zane, Kaelan's vengeful rival, can Kaelan break his curse and reclaim his destiny before it's too late? Or will his redemption remain forever out of reach?

Step into sin…. Behind closed doors, desire has no rules. The forbidden stepfather who can’t keep his hands to himself. The older man who teaches her lessons no classroom ever could. The roommate whose touch ignites something neither of them can name. The rival who becomes the one person she can’t stop wanting. This is college, but not the way anyone warned you about. Welcome to the darkest, wettest, most sinfully intoxicating collection of desires you’ve ever read. These aren’t love stories. They’re hunger stories. And once you start, you won’t stop until you’re completely undone. Drip. By. Drip.

Kaylee was meant to be their sister. She was their sister until a drunken night ruined it all. After a massive fight broke out in college between rival biker groups, the Rovers brothers returned home to save their heads. They swore to stay clean for the period of hiding, but that took a turn after a glance at her. When the Rovers brothers woke up naked with their little stepsister trapped between the three of them, their somewhat happy family crashed. They had promised to stay away, but every moment they tried to pull away drew them even closer to her until they lost it all. Fuck family. Fuck relations. They were going to have her—even if that meant committing a taboo and being trapped by a big, dirty secret.

-Two rival mafia heirs who hated each other more than anything in this world… until they were married against their will. - It started as a heated rivalry, right from birth, but turned into something even crazier when the two most powerful Mafia Bosses, Dex Russo and Elian Virelli, are suddenly thrown into an arranged marriage. Orchestrated by Elian's grandfather and Dex's Father. With two heirs thrown into a cage and tested to see if they would thrive together or be each other's downfall. Blood is bound to flow, sparks will ignite, and fire, hotter and bigger than any of them could ever think of, will consume them. And when it does, no one. No. One. Is going to be able to stop them.

"I need you to smile, darling," Adrian whispers, his fingers digging into Isabella's waist as cameras flash. "Your father's business empire depends on it." The champagne in her glass trembles as Isabella forces herself to play the perfect mafia bride. She hasn't told him about the baby yet. Hasn't mentioned the way his eyes linger on the judge's daughter, Elena. Hasn't revealed that she knows about the poison they've planned for her "tragic accident." But Isabella Romano isn't going down without a fight. "Please," she whispers to Santa Muerte as poison burns through her veins. "Give me a chance to make them pay." Death has a price. Isabella awakens in the body of Valentina Salvatore—wife to Adrian's greatest rival and mother to twin girls who somehow see through her deception. She has 150 days to either claim vengeance or find true love. The clock is ticking, and Nicolas Salvatore, her new "husband," is proving dangerously easy to fall for. "You're not really her, are you?" Nicolas murmurs one night, his fingers tracing her jaw. "My Valentina never looked at me the way you do." But as Isabella navigates the deadly waters of rival crime families, she discovers Valentina had secrets of her own—secrets worth dying for. Now, with her father plotting a takeover, Adrian suspicious of her resurrection, and her borrowed body slowly rejecting her soul, Isabella must choose: the revenge she died for, or the love she never expected to find. In this dangerous game of second chances, some fates are worse than death. And some loves are worth dying for twice.

Sasha Springfield, a 21-year-old weak werewolf, has lived her life without meeting her fated mate. Captured by the ruthless Blood Moon Pack, she endures weeks of mistreatment and imprisonment. Determined to find her freedom and seek vengeance, Sasha holds onto a flicker of hope. Little does she know, her salvation lies with Alec Kingman, the enigmatic alpha king of the Blood Moon Pack. As their paths intertwine, Sasha and Alec navigate a treacherous world of rival packs, inner conflict, and powerful forces that threaten their love. Together, they must defy the odds, uncover their shared destiny, and embrace the strength within to forge a future where fated mates prevail against all odds.