Best Sci-Fi Novels

Sienna Collins thought she had left her dark history behind, but the horrifying truth of Project Chrysalis has resurfaced. Programmed to be an assassin, she was forced to murder her father figure, Ricardo Romano. Now, she is falling for his son, Dante, Europe's most dominant mafia kingpin. As their dangerous romance blooms, they face threats from Vatican conspirators and internal traitors. Upon discovering her own brother's betrayal, Sienna must claim her lethal legacy to protect the man she loves.

After solar fire and a virus devastate the world, men transform into Ravagers—savage beasts ruled by dominance and lust. Women are scarce, valuable prizes—until Elara discovers she is a Siren. Her intoxicating pheromones can bind these primal creatures to her will through raw, ritualistic pleasure. With every dominant encounter, she claims their strength and loyalty, absorbing fragments of their souls. Each Bond makes her more powerful, more addicted, and more dangerous. But as her control grows, so does the darkness within. Elara must navigate a brutal landscape where every connection could either save her or destroy the last remnants of her humanity.

Lyle Norris ghostwrites bestsellers, managing impossible clients and 2AM deadlines with cold precision. Control is her specialty. Then a device called Reserved For Me pulls her into a neural gallery of data-crafted men designed to satisfy her deepest cravings. The first door opens to Hudson Grayson, a CEO who proposes in the rain, making her believe she could finally be chosen. But the system crashes, and Hudson's face appears on every billboard, promised to twelve thousand other girls. As deeper doors unlock, Lyle keeps disconnecting. She cannot stop thinking about Aiden, the infuriating man who left her in the rain and never looked back. While thousands fight over Hudson, Lyle confronts a devastating truth: the only man she cannot simulate might be the one she actually wants.

Built by Sophia Brooks, I was designed to be her loyal companion for the rest of her days. But that promise shattered three years ago when she vanished in a devastating shipwreck. Now, a sudden update changes everything: Sophia has been found alive. Yet, my hope turns to despair. She has returned with no memory of her past, completely forgetting everyone—including me. Left behind and forgotten, I must face the painful reality of a creator who no longer knows who I am.

When the world ends overnight—zombies, mutated beasts, dimensional rifts—every survivor awakens a single talent. Fire. Ice. Strength. I awaken "Copy," the talent everyone calls worthless. But they don't know what I know: I can copy any talent I touch. An S-Rank Fire Mage? Copied. An SS-Rank Assassin? Copied. Goddess-level charm? Copied. Now I'm gathering the strongest talents, building the ultimate shelter, and surviving the end of the world—one copy at a time.

Lainey and I have been inseparable since birth, sharing a bond as deep as real sisters. But everything shifts when she seriously declares she has traveled back from ten years in the future. Instead of doubting her sanity, my immediate reaction is to playfully ask for the winning lottery numbers. When she admits she doesn't know them, I jokingly tease her. Yet, behind this lighthearted moment lies a terrifying reality: my best friend came back from a decade away, but she did not save me.

After five years in the apocalypse, Elena thought she'd found safety—until her boyfriend shoves her into a zombie horde and reveals years of betrayal. She dies swearing never to save them again. Then she wakes ninety days before the outbreak, armed with the Apocalypse Survival System. While the world ignores record heatwaves, poisoned rain, and red meteors, Elena cuts every tie, drains her savings, and transforms a mountain research station into an impenetrable fortress. As cities collapse and zombies evolve, she battles raiders, factions, and ghosts of her past. Meanwhile, the ex who mocked her discovers the "crazy" woman he abandoned now controls the safest sanctuary on Earth—and his survival depends on the woman he betrayed.

After his mother disappeared on his tenth birthday, his father cast him out to live at school for eight bitter years. But the true cruelty of this modern horror sci-fi tale unfolds on the operating table. As he lies dying, his biological father is next door, orchestrating a horrific brain transplant to save his beloved adopted daughter, Yuki Smith. Dismissing his dying son's final pleas as mere attention-seeking, the cold-hearted father prepares to sacrifice one child to rescue another.

A 22nd-century surgeon survives a transport crash and wakes in the broken body of Aryanna, a wolfless orphan adopted by the Mcknight pack. She finds herself chained to the Citadel gates, her back torn open by a whip. Her fiancé, Alpha heir Damien, has falsely accused her of treason—a convenient lie to discard her publicly for his mistress, who laughs as salt water is poured into her wounds. Dragging herself home, she discovers her loyal servant beaten near death and her little brother dying of fever. The old Aryanna would have sobbed and cowered, but this surgeon unlocks a futuristic medical sanctuary within her mind, pulls her servant back from the dead, and picks up a heavy iron fire poker. Now the pack that thought it could break her will learn how a surgeon dissects her enemies.

With her body-freezing procedure scheduled in just one month, Ashlyn Anderson remains committed to her plans. However, project leader Finn Prescott raises a critical concern: her unmapped pregnancy. Asserting control over her own future, Ashlyn decides to terminate the pregnancy. This difficult choice is solidified after a distant text from her partner arrives. Walking in a daze toward the bus stop, her heart wrenches when she confronts a massive advertisement looming ahead.

Clarke, a homeless convict, encounters an alien in a backwater alleyway. Doubting his sanity, he accepts an offer to become a Bastion—a protector of an entire galactic arm. Pulled into a dreamscape, he's initiated into a cosmic order and granted the power of Genesis: the ability to create the beginning of anything. But his 100% mastery is locked. To unlock it, he must achieve greatness and prove himself a true Bastion. Now he faces a choice: what to do with such power? He decides to take Earth by storm as a hero, risking everything to succeed—even if it kills him.

As a lowly refugee in the Imperium, I was forcibly matched to three worthless males who imprisoned and abused me for two years. I recorded every crime, took them to court, and seized their assets. To control my destiny, I risked my life hunting a Level 4 beast and qualified for elite matching. The system assigned nine partners, but they saw me as a cheap burden. The city's wealthiest billionaire posed as a desperate gambler to scare me off. An ancient aristocrat plotted to lock me away as a disposable medical tool. And Commander Jaxon Stryker, whose life I saved in the Umbral Forest, offered a fortune to terminate the contract. They don't know I slaughtered a giant pythonoid alone, or that I'm the fierce savior Jaxon is tearing the city apart to find.

Once a privileged syndicate heiress and newlywed, Dionne Carté is framed for murder and condemned to death. Betrayed by her own husband and manipulated by her closest friend, she is hunted by her family's dark legacy. Instead of perishing, Dionne survives the betrayal and returns with a burning vow of vengeance. As she fights to dismantle her enemies' empire, she uncovers a massive conspiracy involving clones, chemical weapons, and secret heirs that changes her forever.

Maya Cross wakes up trapped in the body of a sadistic villain who once tortured five powerful beastmen into submission. She finally has the power to free them, but they're stranded on a dying ship surrounded by Zerg swarms with no rescue coming. Caleb, a snake beastman, burns with hatred over chains and venom extraction. Finn, an aquatic beastman, trembles with rage from having his scales ripped off. Sage, a griffin, bears fresh wounds from her cruelty. Hunter, a lion, was mocked as hideous. Jasper, a fox, lost his inheritance to a scarred face. Maya draws her own blood and offers a deal: protect her until she finds her father, and she'll give them what they need to break the bond. But when survival demands trust, will her victims choose rescue or revenge?

Saved by Benjamin Nolte as a child, a synthetic human's database is permanently programmed to love him. Disregarding her creator's warnings that human love is a deadly virus, she leaves her research lab for the powerful Noltech Group to fulfill her service agreement. But the corporate world of this billionaire is far crueler than she anticipated. Facing slander and heartbreak, she is forced to maintain her programmed, perfect smile while her internal systems shatter.

For a decade, a factory worker has stayed home to care for their bedridden mother, supported by a monthly three-thousand-dollar transfer from their brother, Lemuel, a university professor. But Lemuel decides to end this arrangement by introducing a government program called the Equal Responsibility Tracker. Demanding an end to what he calls freebies, Lemuel insists on tracking every cent with a credit implant. He thinks he is being clever, but this tracking system is about to ruin him.

Arlena wakes in a hospital room one month before the apocalypse, her grandmother and uncle shoving a bone marrow donation consent form in her face. In her past life, she signed it, and the procedure wrecked her immune system just as extreme weather and societal collapse struck. While she lay weak, her family drained her trust fund, seized her home, and left her to freeze in an alley. Now, when she refuses, her uncle locks the door and lunges for her throat to take the marrow by force. But the compliant niece died in the snow. Arlena drives surgical scissors into his hand, shreds the form, and escapes to unlock her grandfather's hidden pocket dimension, where she will build an impenetrable doomsday fortress and let the monsters who called themselves family rot in the coming hell.

On the night of her thirtieth birthday, she sits alone waiting for her husband, Tim Armstrong, who is supposedly working late. Trying to ignore her growing loneliness, she posts a private wish on social media, visible only to herself, hoping for his success and their enduring love. But the quiet night is shattered when two mysterious comments appear on her locked post. The chilling messages, seemingly from the future, deliver a devastating truth: Tim has already fallen for a woman named Pansy Dickerson, and their marriage is doomed.

Discovering her husband Nick’s betrayal through a devastating late-night text, Miss Bosch decides she has had enough. To escape her marriage, she turns to cutting-edge technology and purchases a bionic robot. By uploading all of her personal data, this artificial double will take over her identity entirely, allowing her to vanish without a trace. Though she will lose her current life forever, it is a price she is willing to pay to leave her unfaithful partner behind for good.

Wanda Winfield was betrayed by her husband, Owen, who left her to die in the desert during childbirth to avenge his late lover, Lesley. Blessed with a Frost System that could combat the apocalyptic heatwave, Wanda had refused to save Lesley’s family, leading to their deaths. Now, miraculously reborn on the day before the world burns, Wanda finds herself back at the beginning. As Owen tries to move Lesley into her home, Wanda resolves to use her system and her second chance to drag them both to hell.

Chloe Gates wakes in a silent library with a severe weather alert on her phone and a lifetime of brutal memories. She knows October 25th isn't just a storm—it's an engineered apocalypse orchestrated by a shadowy organization. She recalls starving in Central Park, the crack of her ribs, and Jacob Daniels, the elite security chief who locked the gates and left her to freeze. But this time, Jacob stands before her in the library, offering false courtesy. A silver hexagram glows on her wrist: her infinite sub-dimensional storage unit has traveled back with her. With twenty-four hours and an eight-million-dollar trust fund, Chloe walks out, determined to buy the world and rewrite her fate.

Ethan Vale never wanted to run Vale Biodyne Systems. But when his parents die in a tragic accident, he is forced to take control of the world’s most powerful biomedical corporation. Boardroom politics are only the beginning—Ethan soon learns the company conceals more than genetic research. With loyal allies beside him, he races to uncover the truth about his bloodline before a ruthless rival turns the world’s deadliest genetic weapon into a tool of domination. The choice is stark: become the Alpha the world needs, or the one it should fear.

On their wedding day, Cedric Gilbert apparently commits suicide, leaving behind devastating accusations. His notes frame his new bride for the tragic accident that wiped out the Fox family, claiming he chose death to atone for her sins. As public outrage erupts and his fortune is donated, his framed widow remains strangely calm. She already knows the dark conspiracy at play, thanks to a future version of Cedric who traveled ten years back in time to warn her and reveal the ultimate truth.

The apocalypse begins inside the hospital. When a mysterious infection turns the dead into monsters and seals the building from the outside world, Rachel Adams is betrayed by her cheating boyfriend, who escapes with the other woman, the stolen medicine, and her only hope. Left surrounded by the dead, Rachel refuses to die. At the brink of death, a mysterious Hospital Survival System awakens, naming her Hospital Administrator and turning the hospital into her territory. But this is no ordinary hospital: the Emergency Room forbids darkness, the Children's Ward forbids answering your name, the Morgue forbids opening empty drawers, and the ICU forbids waking the patients. In this modern horror LitRPG, survival means following the rules—and breaking them could mean becoming one of the monsters.