Sin System: Demonic Harem After Reincarnation

Everything that his life had been built on was all a lie. Jim only wanted to graduate from college, with a job and the one that he loved, Karen by his side. However, he is betrayed by everything that he knows. His girlfriend stood him up to propose to the school's playboy, Jaden. Jim only finds out that he had been used by the rich and powerful in the city to promote their public image at the break of his death that was ordered by the one that he loved most. "If I'm given a second chance, I will race to the top and wipe out this ungodly system that has been introduced to the world!" He vowed, slipping into death. Jim's wish is granted, he is offered a world conquering system, unique to his bloodline to fulfill his ultimate vows. However, even with this power system, the road wasn't going to be easy as he wasn't the only one that possessed such, and his enemies would fight to their last breath to make sure that the system remained. By

Rocky Kennedy, started to get insulted by all his family when he was completely bankrupt and his company was mortgaged. No one was able and no one wanted to help him because his company was a big one and when he went bankrupt he really didn't find anyone willing to help him. His company went bankrupt because of a virus spread by his business enemies. Until finally he also found out that his fiancée betrayed and had a relationship with his business enemy, Gerry Foorgan. Rocky is completely devastated to realize that everyone is really mean and a jerk to him when he is poor. Until finally he had an accident and was hospitalized, as soon as he woke up suddenly a voice was heard. "I am the most powerful system in the world that will give you wealth and great abilities. Rise to the top! I will give you wealth, repay all your heartache to them!"

Drake Chwe's life was a mess, problems piling up like a mountain. To escape, he drowned himself in alcohol. One night, he stumbled upon a tiny temple and tossed in his last pennies. Next morning? Bam! He's got a tribute system with a 1,000,000,000,000,000,000 coins. Now, Drake's got a life-changing choice to make – what's he gonna do with all that cash? Can he turn things around and leave his miserable life behind? Get ready for a wild ride!

His wife approached and married him because her family thought he was part of the city’s most famous and wealthy family but when his wife and her family found out that Andrew was a bastard child, they mocked and looked down on him. Due to him being poor, everything he knew and loved disappeared. Beaten to death, Andrew was left with no breath until he was struck by a mysterious force of lightning granting him a system. [Congratulations Andrew Raine. You have been selected as a host for the TRILLIONAIRE SYSTEM] A ding and a notification bar was all Andrew needed to change his life. With the force of the power granted by this system, He would trample on everyone who has ever mocked him, rising to the top with great speed.

Kasai Tadahisa, a handsome yet ordinary Japanese engineer who lived somewhere in Tokyo, died of overwork, and got reincarnated as a trashy third prince of Thaloria Kingdom, Third Prince Cain Vailtair Thaloria, in a mediavel world filled with knights and witches. However, he finds out he has a System that lets him access all modern blueprints from his previous life. He finds himself exiled by his father Alexander Cain Thaloria to the distant Frostmark Province, neglected by corrupt, negligent officials, and often overrun by wild shadow beasts and raiders from neighboring kingdoms. Will he take advantage of his System and turn the situation around?

Caden Kelly was an ordinary university student struggling with debt, an exhausting part-time job, and a mundane life—until one fateful night when he received a mysterious System Activation. Suddenly, he could see stats, unlock abilities, and receive quests. But unlike conventional systems, his came with an unexpected perk: The Bonding System—a unique ability that allowed him to grow stronger through relationships with women. With this newfound power, Caden is thrust into a world of hidden sects, ancient legacies, and dark conspiracies. As he navigates his way through increasing power struggles, he begins to uncover a shocking truth: the system wasn't just a gift—it was a curse with a purpose.

I was abandoned, humiliated, and looked down on. But after gaining the system, I’ll make everyone bow before me, no matter how impossible the system’s quests are.

Shawn's life seemed like a joke. He wasn't living well and was always suffering. Until a woman appeared in front of him, and said they should get married. That triggered something Shawn could never have imagined. The man received a notification. The God level selection system... what will happen next?

Matteo De Cannio's life took a drastic turn when his parents, Mr. and Mrs. De Cannio Militao, passed away in a tragic road accident. Left in the care of his wicked stepmother, Lily De Cannio, Matteo's life became a living hell. His stepmother, a notorious drug dealer, mistreated and bullied him relentlessly. Despite the hardships, Matteo's fortunes changed when the Italian Government offered him a scholarship to study at a prestigious university. However, his stepmother refused to let him accept the offer. Forced to sell his stepmother's illicit drugs on the streets, Matteo's life took a devastating turn when he was killed by the police. But fate had other plans for him. Matteo awakened in a London hospital with a mysterious System that promised him unimaginable wealth and power to exact revenge on those who wronged him. His stepmother, who had killed him, was at the top of his list. With his newfound wealth and fame, Matteo became a force to be reckoned with, establishing big companies around the world. But as he plotted his revenge, he couldn't shake off the feeling that his stepmother's wickedness would not be easily defeated. As Matteo navigated his new life, he wondered: Would he survive his stepmother's evil schemes, even with his newfound power? What would happen when Mrs. Lily De Cannio discovered that Matteo was alive? The battle for revenge had just begun.

Evan Smith, while working part-time at a convenience store, personally delivered condoms to his ex-girlfriend and her new boyfriend. Still reeling from the emotional blow, Evan was hit with a barrage of bad news. Feeling powerless, Evan had repeatedly come to understand the critical importance of money. And at the height of his despair... "Ding!" "Ding!" "Ding!"... Why does the bank keep messaging me? Why is my account balance continually rising? [The Super Rich System has been activated] [Welcome, new user, Evan Smith.]