Sin System: Demonic Harem After Reincarnation

Gabe was born in a poor family. He's been taking care of his sick aunt for decades, and he's not able to escape poverty or find a girl willing to kiss much less marry him. But then he encounters a system, which promises to give him a million dollars if he does what it says! Gabe is now all set to change his fate!

"Yeah, listen up. I want to order a pizza, but don’t screw this up, alright? I don’t have time for incompetence from some broke ass pizza delivery guy.” That's the first thing Niko heard when he answered the phone, “who the hell orders pizza like that?” He sensed the arrogance from whoever was behind that thick voice over the phone. But he ignored the rudeness and asked him “Sure, sir. What can I get for you today?” “Dumbass I already said I want a large pizza. What else do you sell if not pizza?” Things like this always made Niko hate his job, he'd been working in that pizza shop for almost a year and he never got used to all the insults and harsh treatment. But he was willing to keep enduring all of it as long as it fetched him some money to take care of himself and his girlfriend Vikkie.

> “When the world ended, my system turned on.” One moment, Rayen was an ordinary college dropout. The next, he was running from bloodthirsty monsters in a city that once pulsed with life. The Z-Virus didn’t just kill... it evolved. Streets are ruled by undead hybrids. Cities have collapsed into graveyards. And hope? Extinct. But just when Rayen is about to die—a blue screen flashes. [Survival System Activated] 🧠 Unlock Skills 🔫 Craft Weapons 🧬 Evolve Beyond Human Now, every kill makes him stronger. Every choice can lead to power—or death. But there’s a darker truth behind the virus. One that’s tied to Rayen’s own blood… In this new world, the only way to live is to kill. Let the survival game begin.

Robert Adams, a 25-year-old divorced man with a four-year-old daughter, will have to work in Chicago with his technological advance system in order to create the largest American technology company with which to give his daughter a decent life. However, his path will not be easy since many of his inventions will touch the markets established by the huge transnational companies in the country, so it will be a fight between the old and the technological advance brought by Robert.

In a world where the future is dictated by an omnipresent System, Ethan Parker finds himself at rock bottom. Once a promising tech innovator, he loses everything after a devastating scandal. With no hope in sight, he’s offered an unexpected opportunity: a second chance from the very System that governs every aspect of life.Transported back in time to his earlier self, Ethan must navigate familiar challenges, armed with knowledge of what lies ahead. As he balances between redeeming past mistakes and seizing new opportunities, he uncovers hidden truths about the System's control over society and its darker agenda.As Ethan embarks on this journey, he faces moral dilemmas and unexpected allies, including a mysterious rebel named Lila, who reveals a world beyond the System’s reach. Together, they must decide whether to conform or fight back against a seemingly all-powerful entity.

Reborn on another planet far outside of the nearest Galactic Empire that was searching for our Hero. His existence already breaks the very fabrics of space and all of creation, yet he sent through to experience another whirlpool of life-threatening problems before the actual problems were dealt with. The Hero originally passes away to be sent forward centuries into the future to awake in the body of the ailing Galactic Empires Crown Prince who shortly passed away before took over the body. From that moment forward, the hero did everything in their power to lead their empire as the Crown Prince, with the belief the new life meant something big, instead all his work was for nought and his own Imperial Familys internal problems caused his downfall and exile as a traitor. Having escaped with the last project he had worked on as the Crown Prince which would have solved many of the issues the Empire faced and helped create a unified Council that controls the Empires within space, instead his sibling’s greed got him killed and reborn once again, this time in the past. Back in a body similar to his old one with the knowledge of the far future and bound with a Primordial System that could make the moon a Death Star and help him create his own fleet of clone troopers with space wizards. He could also recreate the pillars of the old Gods and recreate the Mountain of Olympus and Asgard to serve him. Both on Earth and in Space as the Hero summons legends of anime, video games, science fiction and Humanities perseverance to fight beside him and build a Galactic Empire that cannot be rivalled among the stars… . .. ... https://discord.gg/JCfhhpDp3X

Ramon had just ran away from home. He had his father, Andreas sent to prison for bullying his smoking addictive mother since he was a little boy, but now that he is grown up, he is the bread winner of his family and even had to provide for his mother. Roseline, decided to be a nun just to help Ramon study after he got a scholarship into a prestigious university. Ramon was happy thinking he could get rich and study just to change his poor fate and help his mother. He met with Chloe who was infatuated with his cold attitude but later she made her intention known. She dated him because she believed he was rich. When Ramon knew she left him for Xavier, who has his eyes on Chloe for a long time. Xavier even had Ramon crippled and just when he thought his life was over. A gaming system appeared on his phone promising revenge and not only that but wealth beyond his wildest dream.

On his luckiest day, Oliver died feeling betrayed. The world on the day of death becomes a scary world. The zombies appear and carry out attacks on humans, Oliver dies by zombies with feelings filled with rage. When he opened his eyes again, Oliver knew he was alive before the attack began. Luckily, Oliver got an apocalypse survival system that could help him survive this apocalypse. Oliver gains strength and knowledge of what happened. He vowed that he would survive the unfolding apocalypse and only those he cared about would protect him.

In a world where magic and technology collide, Darryl finds himself caught in a deadly power struggle. Determined to gain control of the system that governs the world, Darryl enlists the help of Hugo, a brilliant inventor, and Aria, a feisty rebel from. Athena. But standing in their way is Everett, a powerful sorcerer with a ruthless ambition. As the battle for control of the system rages on, Darryl must navigate a treacherous path if he hopes to survive. But why did he choose the path of revenge? What's he revenging for? In a world where the system controls everything, Darryl and his wife, Elena, live a happy life. But one day, the system accuses Elena of a crime she didn't commit, and sentences her to death. Darryl tries to defend her, but he's no match for the system's power. Elena is executed, and Darryl is filled with grief and rage. He vows to take revenge on the system that took his wife from him, he attacked them but he was killed. A thousand years later, Darryl is reborn powerful and returns to take on the system. Everett is a powerful sorcerer who's obsessed with gaining more power, and who sees Darryl as a threat to his plans. He's ruthless and cunning, and a dangerous adversary for Darryl and his allies. Athena, a powerful sorceress trying to protect the system away from Darryl's obsession joined forces with Everett, they both agreed to a common goal which was to wipe off Darryl off there system instead of pleading to him as their ancestors had foretold. Darryl struggles to balance his thirst for vengeance with his desire to do good.

They burned his name. Betrayed his trust. Left him for dead. But death…didn’t take him. Aiden Vermillion, once mocked as the weakest man in the kingdom, rises from the ashes of betrayal wielding a power ancient enough to terrify the gods. Branded a nobody. Forgotten by history. Hunted by darkness. He returns cloaked in a new name, a new face...And a vengeance that could crack the heavens. With a system bound to his bloodline, an empire to reclaim, and a prophecy written in demon blood, Aiden is no longer just fighting for justice. He’s coming to tear kingdoms apart. To expose traitors. To shatter thrones. Three wives. One sword. Infinite rage. The Lord of Destruction wants the world to burn. But Aiden? He plans to burn Vatou first.