sin system: demonic harem after reincarnation

Phoenix Arizona 2 years ago, Maks made a terrible mistake by trusting an "inner voice" who was actually Pandora, the mother of monsters. He unleashed monsters into the world until a war between the awakeners and the monsters started. Pandora wanted a world where the monsters could be included. But she realised that it was never meant to be. Maks with the help of his friends and allies. Banished the monsters back to the null void and peace was restored. ...But not entirely... Maks sat back brushing his black cat's ears. He was finished with college at 23 and he wanted to go to med school. In a funny turn of events, his bully's father would be funding his med school journey. He wanted to do things for himself and that didn't end well. That wasn't to say that he wasn't going to try. "Maks, to the kitchen." His stepmother Doreen Fletcher-Anderson said. She had come into her life when he was 8. She had trouble conceiving for 3 years before she had his half sister Jessica. He was so conflicted and it took him over a decade to come to love her but he couldn't blame his half sister. He took care of her even though he thought she was a burden. He went to the kitchen and his stepmom gave him a tray of sandwiches. "You haven't been eating, you've lost weight." "I lost the football tryouts, of course I'm trying to lose weight." Doreen turned to him and smiled.

Intelligence, Deceit, Cunning and Luck are concepts that tie to genius. Louis, who was born with above average intelligence, got all four concepts and became a true genius. And a true genius becomes a double-sided sword. Will it be a problem solver? or even a trouble maker? It all started when Louis got an injection of nanoparticles into his body. Something much higher than modern words appears and changes Louis' life. The system appears and allows Louis to make the impossible possible. He will easily solve the criminal cases he handles. What awaited him in the days to come were cases that were more complicated and would require even greater effort to deal with. (Some events that occur and locations are indeed inspired by the real world but have nothing to do with real life)

Riley lived in a world where 90% of the people were awakened, but he wasn’t. With a troubled past and recurring dreams, he finally decided to move on. However, when he unlocked a system that made him awakened, he had to chase his dreams while uncovering the truth about his past.

Living a happy life as the heir of the Smith family and the wealthy son-in-law of the Martinez family, Richard's life suddenly takes a sharp turn when he is cheated by his siblings and left without a penny. Stripped of his inheritance, he ends up living a disgraceful life with disdainful in-laws who treat him like trash. Just when he thought his life was over after he was thrown off a cliff, it instead served as the start of his rise back to the top as he wakes up with a mysterious black phone that gives him money as long as he completes missions, unlocking a world once unknown to him, leading him down a path of riches and vengeance!

Following planetary disruption, three factions based on virtues were formed by people who awakened with special powers. Forming alliance, they exploited the common people, and ruled over Lysbia. These factions were superior to the commonality living outside the capitol hill and they governed the entire Lysbia from the capitol hill, where they withheld the wealth of Lysbia to themselves, suppressing the rights of its vulgar citizens and regulating population through financial restraint and starvation, thereby enforcing a survival game. Ethan Hills, a commoner, lost his job and about to be homeless based on an act of betrayal by the people he trusted. And having no hopes of surviving in the dystopian society, during the night, a system activated in his head, granting him multiple powers if he accomplishes every task it presented before him and level up. He quickly discovered that the majority of his task, brought forth by this resurgent system, revolved around the confines of the Capitol Hill. While undertaking his quest to reach Capitol Hill, Ethan becomes aware of the intricate oppression that governs the territory, extending its influence over the surrounding population. To establish harmony and fairness, he must harmonize with the existing system while maintaining a strong bond with his loyal companion, Isabell Wells, where what seems to be a hopeless situation soon turned out to be an adventurous moment to witness. "System activated! ...host capacity optimal, user friendly." ...[Installation process initializing...] The moment has come for Ethan to ascend and make his decisive choice.

Lost his parents to betrayal and his grandmother to sickness. Eagan was almost left alone in the world with no one to rely on and then he got a system that informed him about the impending doom in his world.

"In the gritty streets of City X, James, an endlessly heartbroken man, faces a cascade of breakups due to his financial struggles. Little did he know that his life was about to take a surreal turn. A mysterious system grants him unimaginable wealth and skills, just by signing in every day. As James grapples with newfound affluence, navigating love and life in a world that suddenly seems too good to be true.”

Finding out you're not the original person but the clone of someone is no easy thing. Try surviving it with zombies on your tail

“Three Systems. Three Paths. One Mystery.” In a world that seems ordinary, three individuals unlock extraordinary powers through enigmatic Systems that promise them strength, skills, and influence. • Isa, brash and ambitious, sees the System as a stepping stone to ultimate power. His goals are larger than life: he wants to rise above everyone, from the schoolyard to the world stage. • Azlan, disciplined and focused, uses his System to honor his father’s legacy as a boxing champion, striving to prove himself in the ring and beyond. • The third System user? A shadow in the distance. No one knows who they are or what they want, but their presence looms over Isa and Azlan, tying their fates together in ways they can’t yet understand. As they grow from rivals to adults in a world increasingly shaped by their actions, Isa and Azlan’s clashing ambitions will drive them to ally, betray, and fight. Along the way, the Systems’ true purpose, and why they were chosen, will begin to unravel—threatening to shake the foundation of everything they know. This isn’t just a story of strength and ambition. It’s about the cost of power, the allure of destiny, and the battle to define what it means to lead. Key Features: • A mix of Solo Leveling-style progression, intense rivalries, and long-term world-building. • Characters who grow and change over years, evolving into leaders, heroes, or villains. • A deep mystery: Why were they chosen? And who controls the Systems? • Themes of ambition, loyalty, and the sacrifices demanded by power.

"You're a dirty poor orphan, who doesn't belong here in this University!" Mason Williams is a 21-year-old college student who is constantly reminded that he is irreverent and wretched by society, but everything changes when death slaps him into the life of a celestial billionaire heir. "My name is Mason William the Second, son of Grace William the First, heir to the Williams empire, host of the celestial system, and the master of the celestial assassins. With this, I pray heaven will help those who trespass me!"