Best Books About Parallel Universes Novels & Stories

Elle Bennett and Cassie Reed have been inseparable since the day they were born. Bound by friendship, family, shared memories, and many rules - but there’s one rule that mattered more than all the others: your best friend’s brother is off-limits. For years, keeping that promise was easy - especially when Noah treated Elle like a little sister, and she, her big brother. During his final year and her 10th grade at Brookridge High School, something shifts, and what begins as quiet and confusing soon turns into something neither of them can deny. Breaking this one rule could cost Elle not just her first love, but the most important friendship she has ever known.

“Fuck me harder, Daddy… I need you to ruin me.” My broken plea spilled out as Ryan drove into me relentlessly, his thick cock stretching me to the edge of pain, his rough palm cracking against my ass while he yanked my hair back. “That’s my filthy little princess,” he growled against my ear, slamming deeper until I shattered around him. “I’m gonna fuck this sweet pussy raw, choke you till you see stars, breed you till you’re dripping my cum down your thighs. Beg for it louder, baby girl—tell Daddy how much you want to be marked, owned, completely fucking destroyed.” Ava Carter’s carefully ordered world cracked the day she moved back into her dad’s house after college and a soul-crus

JADEN BAKER is stoked about college, new friends, and a second chance to erase the memory of high school. But moving on comes with a price. Her dad has made arrangements for her to move into her brother's apartment. But there's a glitch in her dad's plans. There are also two roommates living in the apartment. Suddenly, living in an off campus apartment with three college-aged boys seems like a bad idea -- but not to Jaden. CADE JENKINS grew up on the opposite side of the tracks from his best-friend and his privileged little sister. But things are looking up. He's met someone. Too bad she's his best-friend's fresh out of high-school, inexperienced little sister.

At the wedding, Victoria Langley's childhood friend, Spencer Calloway, catches the wedding bouquet that she's just tossed. He arches a brow at her. "Does this mean I'll have to propose to someone? Well then, Vic, are you willing to elope with me?" Victoria's bridesmaids begin cheering on him. Amid their loud cheers and giggles, they push Victoria into Spencer's arms. "Give us a kiss!" "What's with that shy look, Spencer? Didn't you bury your face into Victoria's chest and hold her while sleeping on the same bed at the bachelorette's party last night?" Victoria giggles as she pinches one of the bridesmaids. "What's with the ruckus? My husband is still here, you know!" But the tips of he

“Make me stop, Kyra… please… because once I cross this line, I won’t come back. I’ve spent years fighting this, telling myself it’s wrong, but every time you look at me like that, I forget who I’m supposed to be. You were never meant to be mine… but I don’t think I can survive pretending you’re not.” •••••••••• Kyra Callis has loved Toren Grace her entire life but Toren is her father’s best friend, the man who helped raise her, and the one person she can never have. Toren Grace is dark, broken, and fiercely protective, battling his growing desire for the one girl he should never touch. When Kyra becomes an adult, their undeniable connection ignites into something dangerous, passionate,

Olivia was in a loveless marriage without kids. Her husband was a workaholic and unfaithful in his marriage to her. Sharon, her best friend, suggested she find a younger man to satisfy her needs while her husband does what he does. Why should he have all of the fun?! Sharon tells Olivia of an exclusive escort service specifically made for women. Olivia decides to take Sharon up on her offer and signs up for a membership with the service. Sharon asks Olivia to have some fun without commitment while dating around. Olivia wasn't familiar with dating younger men and therefore she was a bit skeptical in doing so. Eventually, she accepted a contract and wished for the best. Tony Hamilton, Sh

After two months of surviving on her own, Kieran returns to Concord, stepping straight back into the suffocating warmth of family love she isn’t sure she’s ready for. Fresh from a funeral and carrying wounds no one fully understands, she’s greeted by watchful grandparents, anxious relatives, and questions about a future that no longer feels like hers to decide. Concord is familiar, comforting even, but it’s also filled with memories she hasn’t healed from. Chief among them is Lucas, the boy who was once her best friend and then, without warning, walked away. No explanation. No goodbye. Just silence that hurt deeper than any fight ever could. His absence lingers, heavy with unanswered questi

She thought she was safe in his world. She was wrong. When her curiosity pulls her into danger, he knows there’s only one way to protect her—by keeping her close. Too close. She’s off-limits, but the temptation is impossible to resist. Every glance, every touch ignites something darker, something undeniable. Now, enemies are closing in, and the line between protection and possession is disappearing. Once he claims her, there’s no turning back. In his world, rules don’t exist—and she’s about to find out just how far he’ll go to make her his.

You shouldn’t be here, Fiona,” his deep voice rasped against her ear, his hand still pressed against the wall behind her. “Then tell me to leave,” she whispered, her lips trembling inches from his. He didn’t move. He didn’t breathe. And in that moment, she knew he wanted her just as much as she wanted him. Fiona Harry has lived her whole life in a golden cage of wealth, reputation, and suffocating rules. University was supposed to be her escape, her first taste of freedom. But nothing could prepare her for the moment she came face-to-face with Professor Jalen Hart, her father’s best friend. One reckless night changes everything. A drunken mistake turns into an irresistible obsession, pull

What happens when you accidentally send a text to your best friend's dad that was not meant to be for his eyes? Elona, who is eighteen, is on the cusp of a new chapter- her final year of high school. A dream she has her sights on becoming a model. But beneath her confident exterior lies a secret crush on someone unexpected- Mr. Crane, her best friend's father. Three years ago, after the tragic loss of his wife, Mr. Crane, a painfully handsome man, stands as a hardworking billionaire, a symbol of both success and unspoken pain. His world intersects with Elona's through her best friend, their shared street, and his friendship with her dad. One fateful day, a slip of a thumb changes ev