Sin System: Demonic Harem After Reincarnation

Ethan Cross was a nobody who had a dream to become a crypto lord but only survived on being a delivery boy. He was mocked by his father and ignored by the world. Until the night the universe gave him a  chance. A powerful system chose him.  And the started guiding him on what to do.  From a single dollar to a fortune beyond imagination, Ethan’s rise is relentless.  His enemies, Damien Holt stole his dreams. Victor Kane hunted him for blood. And the world laughed at his failures. Now that he has a system that predicts markets, manipulates trades, and turns everything into opportunity.  Ethan sets out to dominate the global crypto sphere. 

Ethan Blackwood, once the overlooked son of a powerful family, is betrayed and left for dead by his own kin. In his final moments, a mysterious system activates within him, offering a second chance at life and power. Now reborn with abilities beyond imagination, Ethan embarks on a journey to reclaim his rightful place and exact vengeance on those who wronged him.

William's life as an orphan has been miserable since childhood. His life didn't change until adulthood; cheated on by his girlfriend, humiliated, fired from his job, and evicted by his landlord. However, his life changed after obtaining the Limitless Destiny System which allowed him to change his destiny to become whoever he wanted.

The worth of a man is not defined by how much he loves and cares for his family, but how much he can provide for his family. Dean Weatherman was the live-in son-in-law of the Hallfield family. Forced to marry Loveth Hallfield whom he loved so much, due to a scandal orchestrated by a love rival. Dean literally went through the humiliation chamber, and even his daughter was not accepted by the family. Eventually he got tossed out by the family, along with daughter, a toddler. But is this the end? No, it's actually just the beginning of his story. With a system that grants 100× reward on any cash he received or earned, Eden will begin his arduous and dangerous climb to the top. His aim? Bring down all the top families who have ever stepped on him. Why wait to the end to slap them, when you can do that every single time you get the opportunity. This isn't a story of good and evil, and Dean isn't a kind-hearted hero. In this story, it's kill or be killed, a dog eat dog world.. and Dean is ready to do whatever it takes to get to the top and keep his daughter safe.

After dying in an accident, Alex awakens in another world in the body of a poor student who was betrayed by both his girlfriend and his best friend, then beaten to death in a dark alley. A mysterious stone that followed him across worlds awakens the Superstar System, turning effort and discipline into growth. Carrying two lives’ worth of regret and one unfinished dream, Alex steps onto the path of fame, determined to rise from nothing and reach the stage that once felt impossible.

James, a college student struggling to escape his poor and weak life, takes on a delivery job to cover his remaining tuition fees and personal expenses. His relationship with Selena is the only source of happiness in his otherwise bleak existence until it is extinguished by her betrayal. She cheats on him with Randy, the arrogant and affluent star quarterback. Devastated and consumed by anger, James decides to confront Randy but is struck on the head, resulting in a concussion. This concussion triggers a mysterious system called "Opportunity System" that grants him one million dollars. The catch? He has only three days to spend it all. Will he manage to spend the entire sum in time? What will happen when James eventually discovers that the mysterious system was not what it seemed, but rather a scheme devised by RJ Black?

Chosen by the System, Rhys gains powers beyond imagination—but then his sister is kidnapped. To save her and survive, Rhys must confront monsters, betrayals, and the darkness within himself.

Victor Valentine's life couldn't be any worse: releasing an album that didn't make any official charts after three weeks of tracking, being abandoned by his girlfriend, chased away from his record label, and being beaten by the man whose girlfriend cheated on him with, to the extent that he was hospitalised. Everything changed when Victor Valentine heard a robotic voice in his head: "Do you want to become an entertainment god?" "Yes" Binding.... 10%, 50%, 80%, 100% Complete "Host, you now have the potential to be an entertainment god."

BLURB Ushar wanted the Blood Throne but even more than that he wanted to know the truth! Just when he seems to be getting to the root of what he exactly was however, the Vampires Queen decided that she had had enough off him and Ushar was plunged into a battle that would awaken his fate. Defeated and banished, Ushar wandered the human world as a legendary Mercenary but eventually received a ticket back to the underworld. There, he found an even greater threat rising against the whole Blood Kingdom. As a rejected prince and murderer of the last Blood Queen, would Ushar choose to help his people? Or, would he align with those that wished to destroy them? His identity however was much more mysterious than Ushar had ever thought and the journey to find out himself was far grievous than he could ever imagine but after a long wandering in the outer ring, the ruthless Guardian and Protector of the Two Realms finally returned forged of Blood and Bone. Even still, is Ushar ready to face both old and new Foes that beat his wildest imagination?

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!