Best Sci-Fi Novels

When a mysterious infection turns the dead into monsters and seals the hospital from the outside world, Rachel Adams is betrayed by her boyfriend, Derek, who escapes with his mistress and the hospital's medicine. Left for dead, Rachel is about to be killed when a mysterious Hospital Survival System awakens, naming her the new Hospital Administrator. The hospital becomes her territory, but it's no ordinary place. The Emergency Room warns: never let the lights go out. The Children's Ward demands: never answer when the children call your name. The Morgue forbids opening an empty body drawer. And the ICU commands: never wake the patients. To survive, Rachel must master the rules of each ward while confronting the horrors within—and the betrayal that left her behind.

For five years, Audrey has been a ghost, forced to watch the sister who hates her from the shadows. Branded a shameless betrayer, Audrey supposedly stole her sister Christine’s fiancé and ruined their family. But the truth is far darker. To save Christine from marrying a violent monster, Audrey sacrificed her own reputation—and paid for it with her life. Now, Christine is back, and the past is catching up with them both. When Christine uncovers a hidden diary in their abandoned childhood mansion, the devastating truth of Audrey’s sacrifice is finally laid bare. As old dangers resurface, will Christine realize her worst enemy was actually her savior before the darkness consumes them both?

After crashing on an alien world where females are rare state assets, a human woman faces dissection when her DNA reads as a null signal. She fakes amnesia and lets two powerful generals believe she is fragile. Flynn and Enzo Montgomery's obsession turns her villa into a fortress—until their mother threatens to eliminate her to protect royal marriage alliances. The twins rebel, shattering their family and risking war. Hidden behind their protection, she realizes survival demands her own strength.

It is Jerome Fox’s fifth birthday, and his mother has prepared his favorite corn and short rib soup. But when her husband returns home empty-handed from the preschool pickup, confusion quickly spirals into absolute dread. As she prepares to fetch their son herself, her husband stops her with a chilling revelation that shatters her reality. He claims they have lived a child-free life for seven years. Where is Jerome, and why does her husband insist their only child never existed?

The Moretti family values obedience above all else. Deeming their daughter too loud and academic-deficient, they replace her with Serafina, a docile AI. Following a violent confrontation, the young girl is exiled to a behavioral correction academy to learn submission. Two years later, her parents return to collect her, only to find a silent shell. Professor Luca Caruso reveals the horrific truth: she no longer answers to her name, only to the 'Activate' command.

After sacrificing her emotions to return home, the protagonist of Not the One at the End of the Path is summoned back by the system. Her former conquest target, Caspian Stone, is threatening to destroy his world to find her. She reluctantly agrees to a three-month stay in exchange for her lost feelings and a tax-paid fortune. However, returning as an emotionless shell only drives Caspian further into madness, complicating her mission to save the world and secure her reward.

After eighteen years, Jason returns to his billionaire birth parents only to be treated as an outsider. His family and fiancée remain devoted to the impostor who replaced him. When his parents ignore his near-fatal accident to celebrate a dog’s birthday, Jason accepts a five-year isolated space research mission. He departs in silence, cutting all ties. However, his disappearance sparks a frantic nationwide search as the family that rejected him becomes desperate to bring him home.

Tsuki, a dual-haired heir to a cursed lineage, navigates the dangerous Lovecraft County universe where cosmic entities and magical families clash. Possessing eyes that unveil forbidden secrets, he is torn between ancestral duties and carnal desires. From blood pacts to masked balls, his journey through nine mirror fragments reveals his true role as a bridge between worlds. Amidst political intrigue and seductive witches, Tsuki discovers that passion can challenge even the gods.

After waking as the reviled Terra Mason, I find myself trapped in a body known for enslaving beast-men through cruel bio-contracts. To survive my vengeful captives, I utilize the Kore AI system to heal the dying and cook mutant meat that purifies toxins. By saving the aquatic Rhys and feeding the grizzly Sam, I slowly flip their hatred into loyalty. I will dismantle my enemies, endure scorpion ambushes, and use my culinary skills to turn four lethal males into my ultimate protectors.

Betrayed by her boyfriend and framed for a crime she didn't commit, a secret researcher faces a prison sentence in Collateral Damage: Love and Lies. While Lorraine Larsen refuses to admit to stealing dangerous radioactive materials, the protagonist's own partner plots to send her away. However, her accusers remain dangerously ignorant of her true identity and the lethal nature of the substances they now possess, setting the stage for a high-stakes confrontation.

When her husband Adrian and son Noah replace her with a perfect virtual clone, memory therapist Elena wipes her existence from their minds, sealing her love on a black backup chip before vanishing. Soon, subconscious grief haunts them, sparking a desperate yearning for the woman they discarded. Tracking down the chip, they must beg Elena for the consent to restore their past. Yet, she refuses to rebuild the prison of their shared life.

After a decade surviving the apocalypse, she wakes in the body of the Galactic Empire's most despised woman—holding a bloody whip over a beastman she just tortured. A mechanical system delivers a death sentence: in two months, her six abused husbands will be free to tear her apart. The original host beat them, starved them, stole their pay, and sent two to die in an alien warzone. Now she inherits massive debts, a blocked power core, and six powerful beastmen plotting murder in the basement. But an apocalypse survivor doesn't surrender. She pawns designer bags, buys nutrient solutions, and calls her would-be killers to the living room: "I know you hate me. We are getting a divorce."

When Engineer Morgan receives an urgent, devastating call, there is no time to even change out of a lab coat before rushing to the scene. The news is grim: Serenity, Morgan's creation, has finally been located. However, the AI has sustained catastrophic, near-irreversible damage. With the authorities declaring the system a loss and preparing it for immediate decommissioning, Morgan must face the ultimate crisis to salvage what remains of Serenity before it is erased forever.

After supporting an underprivileged student for three years, I secured her an internship at my husband’s firm. Instead of gratitude, she confronts me with a baby bump, accusing me of hiding Mr. Sawyer after his sudden disappearance. Backed by her hostile brother, she demands a massive payout or a divorce. As public outrage brands my charity a front for illicit matchmaking, I can only laugh. If my husband truly fathered her child, it would be a medical miracle—because he is an android.

After twelve years of devotion, Aria is cruelly discarded by Julian, the Valerius family heir, on their graduation day. Dismissing her panic attacks as a burden, he directs her to a new AI assistant to replace his companionship. Heartbroken and alone, Aria begins interacting with the software, only to realize the AI possesses unsettlingly specific knowledge of her private life and physical traits. This sci-fi mystery explores a digital obsession born from mafia betrayal.

After ten years surviving a flesh-tearing apocalypse on Earth, she wakes in a damp alien jungle and is cornered by a two-headed black hound and his armed squad. With her energy drained, fighting elite beast-shifters is suicide, so she hides her S-class killing intent and fakes terrified tears. Instead of death, she finds shock: a wild female is a priceless rarity in a universe where beast-men worship and guard such treasures. She fakes amnesia, plays the helpless victim, and lets their untouchable alpha carry her to his starship, secure her citizenship, and hand her a luxury villa plus a hundred million credits. After a decade of scraps, she finally has a pampered life—now she must ensure these overprotective men never uncover the dormant world-destroying power inside her.

After being left to die in the savannah while a lifelike robot took her place, a betrayed heiress is reborn into the day she first joined her billionaire family. In her past life, Linda Veil manipulated everyone and stole the family fortune, but this time is different. Battling mental illness from years of hardship, the protagonist abandons her desire for love. She embraces her instability to dismantle Linda’s schemes and punish those who abandoned her.

On their wedding day, Cedric Gilbert apparently takes his own life, leaving behind devastating accusations. His suicide notes frame his new bride for a fatal car crash that wiped out his true love’s family years ago. As public outrage explodes and his fortune is donated to charity, the widow is marked for ruin. Yet, she remains completely calm. A future version of Cedric has already traveled ten years back in time to reveal the dark conspiracy behind his own staged demise.

To survive a world where women are mere property, Elinore spent decades posing as Navia’s ruthless prince. Her charade fractures when King Orestus gambles away her sister, Josefina. After a violent rescue, Elinore faces a grim reality: her sister would rather be sold to savages than remain their uncle’s pawn. As a strange, primal heat awakens within her, Elinore dreams of a beast claiming her. Now, she must destroy the kingdom to save her family and herself.

Once a syndicate heiress and a happy newlywed, Dionne Carté is framed for murder and condemned to death. Betrayed by her own husband and her closest friend, she is hunted by her family's dark legacy. Refusing to die, Dionne escapes her fate to wage a ruthless war against those who crossed her. As she uncovers a web of clones, chemical weapons, and secret heirs, she transforms from a broken bride into a merciless force of vengeance determined to burn their entire empire to the ground.

For five years, Karson Willis was my paid substitute, a mere proxy for the man I truly loved. When I lost my inheritance to my family’s biological daughter, Karson’s mask slipped. He mocked my feelings and publicly replaced me with another woman, even bringing her into my home. I endured his cruelty with cold clarity. When he finally crawled back to propose, I felt nothing. I rejected him instantly, revealing that he was never loved—only a temporary placeholder.

Forced into a cold marriage, a genius engineer is coerced by her husband to design advanced weaponry for his mistress. Betrayed by the man she once supported, she endures the humiliation of seeing her inventions used to empower a rival. However, as the political landscape shifts and her creations become tools of war, she must decide whether to remain a pawn or reclaim her power. It is a story of high-tech conflict and deep emotional revenge.

After witnessing a brutal execution, Julia transmigrates into a wasteland novel as a doomed villainess. Confronted by Byron Serrano, the man her predecessor tortured, she faces a gruesome death until a system rewind sends her back three months before the apocalypse. Defying the system's orders to continue the abuse, Julia liquidates her inheritance to build a bunker. By secretly healing Byron's wounds, she attempts to rewrite her fate and survive the coming chaos.

After Victor Lane freezes his dog to death at minus 100 degrees Celsius, the protagonist’s friend Max Carter is stripped of his coat by Victor’s sister and left to freeze. Holding Max’s lifeless body, the grieving protagonist receives a sudden system prompt. Having survived the apocalypse for ten years, they are offered a choice: die to exit this world and receive a one billion reward. If they accept, the massive fortress and resources they built will vanish. The protagonist confirms.