Sin System: Demonic Harem After Reincarnation

When fate and vengeance intertwine in the lineage of the God Artemis, the world will undoubtedly shift dramatically towards destruction in retaliation from Arte Balder, a handsome man with an extraordinary combat instinct. He battles an evil conspiracy involving gods steering the world toward utter devastation. A figure set to embark on adventures, traversing cities, kingdoms, empires, and continents, all the way to the celestial throne. Arte and his army face horrifying monsters, malevolent troops, and tyrannical gods. Gathering high-tier magical treasures, all to prepare for Ragnarok, the battle of humans against gods. However, Arte also grapples with an internal conflict: choosing between slaying or forgiving his power-hungry adoptive parents, granted powers by one of the gods. This will be one of his most complex and heart-wrenching decisions. In an adventure filled with action, political intrigue, and inter-racial tensions, Arte leads the resistance against his predestined path. Can he sacrifice everything for the balance of the world? Brace yourself to be immersed in a magical world filled with power and revenge in the Eternal Insect System.

What if the weakest boy in the world awakened a power that could rewrite reality? Riley Anderson has always been powerless. In a world ruled by awakened abilities and crystal-born hunters, he’s nothing but a forgotten name, mocked, ignored, and left behind. Until the day the system chooses him. When a monster invasion threatens his town, a mysterious interface activates within Riley, unlocking a forbidden power no one has seen before. Weapons born of thought. Predictions of enemy attacks. Insight into the very laws of magic. In one moment, he goes from rejected to unstoppable. But power comes at a cost. Now the academy watches him. Enemies gather in shadows. And Riley is thrown into a team sent on a deadly mission into the unknown. He must hide the truth about his system while battling monsters, traitors, and the dark legacy behind his gift.

[Host Detected; Do you want to become the most powerful person in the universe? Unlock special abilities and gain immortality. Yes or No?] After being betrayed and left for dead by the wife he loved and the family he trusted, Xaden activated the Supreme System. He never knew that the ring his grandfather gave to him before dying possessed such a power. Now he has a chance to become the Trillion Dollar Consortium heir and the Supreme Manna Mage. With enemies to fight in the physical dimension and a war brewing in the alternate universe, will he succeed?

Zach has always dreamed of becoming a superstar, but how could he, when there are so many people better than him? The only thing he was known for was being one of the poorest students. He wanted to stand at the top, to be admired, but every time he tried, life knocked him down. Even his only girlfriend left him for a rich freshman whose father had insane wealth. Frustrated by his seemingly useless life, everything changes when he suddenly receives The Superstar System. With this mysterious system, Zach begins his journey to the top—gaining fame, unlocking skills, and attracting attention from the world. But he soon realizes he’s not alone. Others may also have systems, and Zach will have to fight harder than ever to stay ahead. It Won't be easy.

I have worked hard for my wife and her family. I ignored the bad treatment from my in-laws. For me, my wife's happiness came first. However, she betrayed me. She had an affair with my boss! That was the reason why I was often assigned out of town. Apparently, her family found out about the affair, and even encouraged them to be together. My wife asked for a divorce, and I was unceremoniously kicked out. However, a miracle happened. A new life as a tycoon was about to begin!

In the year 2025, the zombie apocalypse isn't about who has the most bullets, but who has the biggest stock of SilverQueen. Dr. Boby is a genius scientist who lost everything—his wife, his child, and his sanity. Now, he survives using the Omniverse Dad Protocol System, a super-advanced mechanism that converts blood sugar into godlike power. There’s just one problem: the System demands that he save the world while simultaneously building a Harem and creating new "Heirs." Aided by Dogy, a Golden Retriever whose gaze is perpetually judgmental; Ujang, a market thug with absurd luck; and Irene, a bodyguard prone to fits of rage, Boby must fight against Roy the Zombie King and the power-hungry General Ardi. Can a diabetic clown save civilization before his organs explode from too much sugar? Warning: This novel contains brutal action sequences, dark comedy, and unhealthy chocolate consumption.

He died a failure. He woke up a weapon. Ethan Cross had nothing: betrayed by the wife who took his fortune, disowned by his billionaire family, and publicly humiliated after a failed suicide attempt. At his absolute lowest, a cold, alien intelligence the Wealth Ascension System activates within him. Its offer is ruthless: complete impossible financial tasks for vast rewards, or suffer brutal neurological punishments for failure. With the System as his relentless engine, Ethan transforms from a broken man into "Mr. AK," a ghost of the financial world. He builds an empire in the shadows, amassing billions while systematically dismantling the lives of those who destroyed him. His ex-wife, Claire, watches in furious denial as the mysterious tycoon "Mr. AK" outmaneuvers her at every turn, never suspecting the rival ruining her ascent is the husband she left for dead. From a viral "Hobo Billionaire" stunt to a hostile takeover of his own family's empire, Ethan's revenge is calculated, cold, and spectacular. The final blow lands at Claire's own wedding, where a shocking public reveal exposes Mr. AK's true identity, destroying her new life and legacy in a single, devastating moment. But as one war ends, a greater one begins. The System's final message is clear: "Phase One Complete. Phase Two: Global Domination Initiated." Ethan must now decide if he is the master of this power, or merely its most valuable pawn. This is a story of bone-deep betrayal, astronomical wealth as a weapon, and a revenge so perfect it changes the world.

In this world where monsters and magic exist, there are all sorts of things inexplicable with science. Lee Woo was a famous scientist in his old world until he got sent to a monster world where science doesn't exist so he will make it exist.

[Kill. Plunder. Evolve. Dominate.] ​Alex Vane was a nobody—just another delivery driver trying to survive the daily grind. That was until he woke up on Dead Man’s Isle, a secret testing ground for the sinister Sterling Genetics Corporation. ​Surrounded by cybernetic horrors and prehistoric beasts, Alex should have died within the hour. Instead, he awakened the System. ​Defeat Enemies: Loot their stats. ​Survive Trauma: Unlock hidden skills. ​Inject the Serum: Become the Juggernaut. ​From the blood-soaked jungles of Sector C to the neon-lit slums of Sector B, Alex clawed his way to the top, only to be betrayed and cast into the deepest hell: Sector Zero. ​But the Abyss didn't kill him. It forged him into something else. Something... unstoppable. ​Now, he returns to the surface with a Gravity Warhammer in his hand and an army of the damned at his back. The scientists wanted to create the ultimate weapon? They succeeded. ​And now, the weapon is coming for them. ​"System Status: JUGGERNAUT. Strength: ERROR."

Everything was taken from him, the girlfriend he loved, his promotion and even the means to work elsewhere. However, everything changed when the Ethereal Adventure System arrived. a system that would give him real life money and superhuman abilities for completing task which mainly involved travelling to other worlds. Would he grasp this opportunity completely? would he become the apex of humanity. you can check this out by following his journey. I own the copyright to this cover including all parts and cover