sin system: demonic harem after reincarnation

Steve Alvarez is disappointed when his girlfriend Emmy dumps him in favour of Jacob, a wealthy boss and businessman in Los Angeles. As a result, he is frustrated because he has no way to get revenge for being poor. However, he finds hope again when he receives a mysterious system that will give him money. However, the missions always lead Steve into complicated situations. Will he complete his missions or give up on his revenge mission?

Humiliated by his wife's family because he is poor, Shane, who gained power from a mysterious ring given to him by his late parents, rises to the occasion and shows that he is both the greatest fighter and the richest man. He begins to change everything. And now it's time for Sean to walk forward to rule the world.

Jason had always been bullied by Dominic and some other tough kids at school, but he didn't let it bother him much. He had something that made him happy - Sophia, one of the hottest girls on campus. He often wondered why she chose him. One day, after finishing his schoolwork, Jason decided to surprise Sophia. But when he entered her room, he found her with another guy, having the most intense and romantic date ever. Shocked and hurt, Jason's book crashed to the floor as he lunged at the guy, ready to fight. But before he could land a blow, he felt a sharp pain in his side. Looking up, he saw Sophia had stabbed him. As he lay there, his life slipping away, Jason's phone chimed. It was an app promising to give him money by playing games. With nothing to lose, he decided to give it a try. Maybe he could change his life with some luck, even as he faced death. Would he succeed in becoming successful with the wealth system? Could his desire for revenge hold him back? And how would he treat the people who had mistreated him?

Ezra Echelon, lost his family and the entire Echelon sect to the treachery of his former master. Reduced to a shadow of himself and branded as a living trash by the tyrannical Serpent Fang Sect that took over the Echelon sect. Ezra lived a life of torment. But in the darkness of this despair, a mysterious voice awakens a power inside him: the Echelon System. It promised him vengeance and transcendence, pushing Ezra onto a brutal path of strength and self-discovery. Armed with ancestral combat techniques, driven by the fire of revenge, he begins his journey to dismantle the oppressive sects ruling his world. Along with Mira, his trusted student, and Halak, the unlikely ally, Ezra must build a rebellion against a world steeped in corruption. He promises to avenge his sect and also set the world back on a right path of truth and justice

After facing ruthless betrayals in the hands of his wife, who attempted to murder him with the help of her lover, he awakened an amazing system. And now, he's back as a miracle doctor, top assassin, the most popular super star, and a filthy rich business mogul, determined to leave them with a belly full of bile and regrets. However, evil forces arise all around him, trying to suppress his growth. The more he weeds out the evil, the more they sprout up, entangling him in a never ending circle of daredevil adventures. Now Alvin must face the greatest of evil or die fighting, because the system’s gifts never came free. Having a cheat system which gives you unlimited wealth was not the problem, staying alive long enough to enjoy them was.

Aiden's lavish lifestyle came to an abrupt halt when his bank froze his accounts and seized his fortune, inherited from his late parents. With no choice but to return home for an extended stay, Aiden received a cryptic message and task from his father's attorney - spend a designated amount of money each week or month for a year or forfeit all rights as the sole heir to the fortune. But Aiden soon discovered that there was more to the challenge than just spending his money. Picking up a mysterious green credit card, Aiden was transported into an alternate world where magic and technology coexisted. Here, Aiden's spending habits would be put to the test, and the stakes were high. Aiden found himself navigating a treacherous thrifty system, where wise spending choices were paramount. He was forced to confront his extravagant and wild lifestyle head-on, and soon found that it was not as easy as he had initially thought. With his inheritance and future at risk, Aiden had to choose between the life he had always known or a newfound path filled with secrets, danger, and uncertainty. Join Aiden on a thrilling journey as he unravels the mysteries of his inheritance, learns the true value of money, and discovers a world beyond his wildest dreams.

Jilted at the altar by his girlfriend on his wedding day, mocked by friends and family, and scorned by the media, 30 years old Arnold Stone thought all was lost when he was then attacked by mobs and hit by a truck on that same unfortunate day. Mysteriously he survived the accident unhurt and unscathed without bruises, and wakes up a changed man, who’d also become the host of a dark super lavish system called the Nexus. Binded to the instructions of this system, he is asked to accomplish various tasks, and quests in order to unlock points and embark on a journey of vengeance on those who hurt and ridiculed him. Also, he is no longer Arnold Stone, the poor grocery owner who barely had a dime to his name. Now he is the host of a system worth trillions of dollars. King of the underworld and a rising Trillionaire!

Gavin’s world took a turn for the worse after the death of his parents, he was adopted by the Smiths family, who showered him with nothing but hate, treating him like a complete outsider. To make things worse—their son Austin has made it his goal to taunt, and humiliate him on school grounds constantly reminding him of his past. The only person who Gavin finds solace in is Angela—his girlfriend. But what happens when Gavin gets betrayed by his girlfriend, who plots with Austin to get him kicked out of school instead of being torn apart Gavin wakes up to find an ULTIMATE REVENGE SYSTEM hooked to his brain giving him the powers to gain revenge on those who wronged him.

Alex Thomson is a man who often becomes a victim of bullying and harassment, both physically and mentally. He feels that life is unfair and that nobody cares about him. Every day at work, Alex becomes the target of mockery and amusement from his coworkers. He feels marginalized and lacks friends. These unfortunate events make Alex more desperate and contemplate ending his life. However, suddenly a stroke of luck befalls him. A stroke of luck that will change his life.

-Ding! [The ultimate game system has been integrated into the host soul] [As a starter package, host can choose one option for free.] *** Authur Maxwell was always treated badly and looked down on by his in-laws and everyone around him. Even his wife disrespected him and humiliated him because he was poor and useless. One day a system called "The Ultimate game system" appeared to him, he had to follow the requirements and then he will be rewarded with a lot of money, fame and power. After getting the " Ultimate game system" his ex-wife Chloe, and her family begged and knelt down before him. Authur became the most influential man in the country. To the people he was a strong, rich and powerful man, but no one knew what happened behind close doors.