Sin System: Demonic Harem After Reincarnation

Being someone who is always used by others, is always looked down upon because he has no power. It was a normal thing for Raphael Salazar, from the very beginning he was alone in this world, he longed for recognition from the people around him. Naive, innocent, trusting others too much, and not having the heart to say no, that's how Raphael lived his life all along. Raphael knows he is only used by the people around him, they see him easy to beat because he is an orphan. Until finally, Raphael who was fed up with all the unpleasant treatment, when he decided to rebel and think more about his own life. However, Raphael ended up dying because of that choice. Just as Raphael had given up on his life and was about to accept his death, he heard a cold, robotic voice ringing in his head. [Do you want to take revenge on them? I'll help you to make it happen, this offer is only valid once. So, will you accept my offer?]

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?

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.

Nathan Hunt, a young man burdened by his father's debt and trapped in a loveless marriage to the daughter of his tormentors, finds his life turned upside down when a pair of inherited dice unlock a powerful family secret - The Fortune System (FORST). This sentient system promises wealth and freedom, but at a cost: weekly challenges with unpredictable rewards and punishments. Driven by the promise of vengeance and a desperate need to reclaim his life and rescue his sister who's also a slave with his in-laws, Nathan embraces the FORST's gamble. Each roll of the dice unlocks not just wealth, but the perfect means for retribution and revenge. It's time to take revenge, time to take over their world, time to make them pay.

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.

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.

Chosen by the System, Rhys gains powers beyond imagination—but when his sister is kidnapped, he discovers the Tower’s trials are a trap set by the gods themselves. To save her and survive, he must confront monsters, betrayals, and the darkness within himself.

When the orphaned outcast Frank Williams discovers a dying creature glowing in the ruins of his world, his life is rewritten by a power beyond imagination. A hidden system awakens within him—amplifying his mind, warping reality itself, and dragging him into a city where every man must marry or die. But beneath the king’s twisted law lies a secret darker than death: a ritual for immortality fueled by human souls. As Frank rises from the dirt to defy the throne, his power grows, and so does the price. Betrayal, madness, and love collide as the system begins to think for itself. And when it finally turns on him, Frank must decide: become the god the world fears… or destroy the only thing keeping it alive.

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.

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."