Science Fiction books
Free science fiction manuscripts written with BookAI. Open any title to read chapters on the public book page.

Gears of war Emergence Day
Isaiah lopez · 23 chapters · 981/1000 pages
On the day the Locust erupted from the earth like a wound opening in the planet’s skin, Sera did not just fall — it screamed. Emergence Day was not a battle; it was an extinction event, a sudden, brutal reckoning that turned cities into slaughterhouses and brothers into ghosts. Amid the ash and the roar of Kryll-darkened skies, identical twin COG soldiers Isaiah “Zay” Lopez and Alex Lopez — both 26, hardened by years of frontier skirmishes but utterly unprepared for this — fight side by side, not just for survival, but to hold onto the fragile thread of who they were before the world ended. Zay, disciplined and observant with a dry wit that surfaces only in rare moments of calm, is the anchor; Alex, sharp-tongued and relentlessly affectionate, uses humor like a shield, deflecting dread with jokes only Zay truly understands. Their bond — forged in childhood scrapes, whispered promises under Sera’s twin moons, and a lifetime of unspoken trust — is tested not by enemy fire alone, but by the slow erosion of hope in a world where every victory feels like a delay of the inevitable. Their squad, led by the weary but resolute Sergeant Mara Velez, is thrown into the meat grinder of E-Day’s opening hours: collapsing highways, civilian refuges overrun, and the chilling realization that the enemy knows Sera’s defenses better than its own people. As communications fail and command structures dissolve, the twins must rely on each other — not just as soldiers, but as the living echoes of a life that once included birthday cakes, shared silences, and the quiet certainty that no matter what, they would always find their way back to each other. Yet with every fallen comrade, every burned village, and every whispered last word from a dying civilian, the question gnaws at them: how much of themselves can they lose before they cease to be the brothers who left home that morning? This novel does not retell the war — it dwells in its human cost. Set against the visceral, suffocating chaos of Sera’s first hours under Locust assault, *Gears of War: Emergence Day* is a dramatic, emotionally devastating portrait of resilience, brotherhood, and the quiet acts of love that persist even when civilization crumbles. It distinguishes itself by refusing glorification, instead focusing on the intimate, trembling reality of two men clinging to identity and connection in the face of annihilation — where the truest courage isn’t in charging forward, but in refusing to let go of each other’s hand, even as the dark rises.

The Ocelot
Clark Webster · 5 chapters · 41/50 pages
In the depths of a volatile and corrupt galaxy, a lone mercenary navigates the unforgiving landscape of a lawless cosmos. With his past shrouded in mystery, this gunslinger for hire is driven by a singular obsession: uncovering the memories that were brutally wiped from his mind centuries ago. His quest for truth is a perilous journey, fraught with danger and uncertainty, as he confronts the dark underbelly of a galaxy where might makes right and the rule of law is a distant memory. As he travels from planet to planet, taking on missions that often put him at odds with ruthless crime lords and corrupt government agents, the mercenary must rely on his cunning, skill, and instincts to survive. Yet, despite the dangers that surround him, he remains fixated on unraveling the mysteries of his past, driven by a deep-seated need to understand who he is and how he came to be a ghost in his own mind. The stakes are high, for in a galaxy where information is power, the mercenary's lost memories may hold the key to unlocking a deeper conspiracy that threatens the very fabric of the cosmos. The galaxy itself is a character, a sprawling, gritty expanse of space stations, dusty frontier towns, and lawless asteroid colonies, where the desperate and the downtrodden eke out a living on the margins of society. It is a world of stark contrasts, where advanced technology coexists with ancient prejudices, and where the rule of law is often little more than a distant rumor. Against this dramatic backdrop, the mercenary's story unfolds, a tale of self-discovery, danger, and adventure, set against the stunning canvas of a science fiction universe. What sets this story apart is its unique blend of science fiction and western elements, a space western that combines the gritty realism of a lawless frontier with the limitless possibilities of a galaxy-spanning civilization. The result is a narrative that is both familiar and yet utterly alien, a story that explores the human condition in the darkest recesses of the galaxy, where the lines between good and evil are constantly blurred, and the only constant is the mercenary's unyielding quest for truth and redemption.

JUST ENOUGH TO LIVE
Sarp Atakan Çevik · 3 chapters · 35/50 pages
JUST ENOUGH TO LIVE (working title) Book One of the Those Who Stayed trilogy Logline. On a desert world where water is rationed by the descendants of the people who abandoned it, a widowed hunter walks toward the capital to complete a life he was supposed to share — and learns, city by city, that the place he is walking toward is the reason she died. The world. Khoran's planet was beautiful once. Greed dried it. When the collapse came, those with money and education boarded ships and left; the poor stayed and adapted. Millennia later their descendants have returned — technologically vast, politically rotten, and unaware of their own origin. Only their highest authorities know that the colossal ruined faces in the sand were carved by their ancestors. They come as friends. They trade, they station representatives, they supply water. They supply just enough — because an experiment requires its subjects to survive and breed. What they cannot legally do at home, they do here. The desert is not empty. There are oceans of liquefied gas in the deep basins, microbial mats feeding the coastal towns, herds that migrate on a calendar, and machines from failed experiments that still perform one fragment of their original function forever — a stabilizer that now only makes stones float, a purifier that now only glows. Nobody knows what they were. People worship them, kill for them, and pass down the operating instructions as prayer. The story. Khoran leaves a village at the far edge of the water network, carrying a plan meant for two people. He is not a fighter. He carries a knife, an inherited composite bow, and a countable number of arrows. He talks, waits, deceives, and runs, and he kills only when there is nothing else. He cannot cross the desert alone — no one can. He moves from well to well, and every well has an owner, which means every stage of the journey requires being let in. Each city has answered the same catastrophe differently: one worships the visitors, one trades with them, one refused their water and is dying of it, one took control of distribution and turned it on its own people. Along the way he travels for a stretch with a soldier from the capital — a man who speaks the local language, whose knowledge is procedural rather than true, and whose hands are not clean. The capital, when he reaches it, does not admit him. Entry is not geographic but administrative: registration, a guarantor, a permit. The same ledger that licenses slave traders has no line for a man from an unlisted village. He is not refused. He simply isn't on the list. Themes. Departure and abandonment. Bureaucracy as the final form of cruelty. What it costs to be the only person still asking who built the ruins. Structure. Single point of view, strictly bounded — the narration cannot use a word Khoran doesn't have, so machines are "shells" and purple is "the colour of first light." Chapters are modular; what carries sequence is not the cities but the companions, and when one leaves, a capability leaves with him. Between chapters sit documents from inside the world: treaty clauses, allocation records, tribal legends. Their tone shifts across eras — wonder, then commerce, then quota — and that shift tells the history no character can. Format. Illustrated, digital-first, released city by city.