Sin System: Demonic Harem After Reincarnation

Clark Walker never imagined that his family would perish in a single night. A strong desire for revenge gave Clark an unusual power. This power required Clark to complete many missions, and if successful, Clark would be rewarded. Over time, Clark grew stronger and prepared for revenge. However, something unexpected happened. It wasn't just Clark who gained power from the system; a woman also acquired the same power. This made Clark begin to wonder, is there a higher entity behind the system helping them?

Marcell has had a sad and complicated life since he was a baby, growing up in an orphanage and then migrating alone to the big city for a more secure life. But things didn't go as easy as Marcell imagined. And good fortune seems impossible for him, when his girlfriend Jasmine cheats on him with the wealthy quarterback of the Yale University football team. "You are not my equal," Jasmine said with a frivolous smile. Marcell, who had no power and looked weak, could not defend himself. But his anger made him punch his girlfriend in the face. And Jasmine's lover pushed him until Marcell hit his head. When he woke up with his head bandaged, Marcell suddenly got a voice from his head. The robot's voice and the system screen in his view gave him a challenge and a fantastic amount of money.

In 2030, the city of London is under attack by monsters. The situation had calmed down, but monsters attacked again in 2050—the year when Narukha was 24. However, who would have thought that the life of an entire city for years was controlled by someone in power? After being trapped by Carl's offer, the boss of the Dimensional Portal, Narukha becomes a player with a system in his body and completes all missions destroying monsters in each level. Not only that, a mystery was revealed: someone among Narukha was the first monster host and had a master system in his body. Narukha must destroy the first monster host and that ultimate system to restore the fabric of human life. [WELCOME TO PORTAL DIMENSI, SOLDIER! GLAD FOR YOUR ACHIEVEMENT TO BE ACCEPTED HERE!] [YOU NEED TO FINISHED ALL THE MISSION TO GOT LEVEL UP 10 AND 10.000 POINT] [WAIT FOR A SECOND...] 0% —> 10 % —> 16% —> 35% —> 57% —> 77% —> 91% —> 100% [YOUR STAT POINT HAS BEEN UPGRADED AUTOMATICALLY] [PROCESSING TO CREATE YOUR MAIN QUESTION AND SUB QUESTION...] [YOUR MAIN QUESTION AND SUB QUESTION HAS BEEN CREATED. HAVE A GREAT TIME FOR DOING IT, SOLDIER!] Narukha was knew that his whole life would changed.

Pavel Antonov, a delivery man leading a happy life with his beautiful girlfriend, Evane, is deeply shattered when he witnesses his girlfriend's infidelity. He experiences humiliation and eventually faints. Pavel wakes up with a mysterious message in his brain: "System activated." On a journey to comprehend the situation, he becomes entangled in an intrigue that unveils a dark secret, ultimately altering his life. He starts taking revenge and earning good money, he is no longer the poor man he once was!

"Rapist!" That was the first word she hurled at him—right before throwing her clothes in his face. "You had sex with me without my consent, you monster!" Those were the final words that shattered everything. After three years of humiliation and being treated like filth by the woman he called his wife, Ryan finally asked for a divorce. But if only she—and her arrogant family—knew the truth. Just one word from him could reduce all their wealth to dust. The man they called useless... He’s the billionaire they’ll regret betraying.

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.

Died as a virgin. Reincarnated with a big rod. ________________________ Ding! [You have acquired the bad luck system. The God of death sympathized with you for dying pathetically. You have been gifted with a divine rod. Your meat rod is the tool you would use to rise to the top. Grow faster and stronger to conquer all the beauties and face the tribulations of the world] _________________________ "Eh. Where am I? What! A bad luck system!" Trying to comprehend what had just occurred as strange characters appeared in his view. Vincent tried to talk and move his body but he realized that he was in the body of a baby. ________________________ Vincent Oswald, a popular hentai writer, and tentacles creator died in a tragic accident and reincarnated into another world. A dog-eat-dog world, a world of cruelness, a world where you could have your head rolling for a plate of meat soup. _________________________ Let's see how Vincent survives in this cruel world and strives for the top, as a boy that was born with a silver spoon. ======================== Elves+Demons+Vampires+Yandere+Op Characters and so many fantasizing things. ======================== Note: No NTR towards Mc.

-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.

After being kicked out of the orphanage by the new owner, Aslan had to leave and had nowhere to go but the dormitory near his school. He only had enough money to buy one slice of bread without a drink. Even so, when an old lady came and asked for food, Aslan gave her the bread without thinking. The grandmother gave him a gift in the form of a strange system. [Welcome to the Fun game system!] [Fun game system is a system that will give you a lot of wealth and glory by doing missions and playing exciting games] [System and master unification process] [10%] [40%] [60%] [80%] [100%] [Unification completed!] [Now master can enjoy playing games and earn a lot of money!]

Cheated on by his girlfriend, set up by the school bully, and poor as a rat, Andrew received a system while on the verge of giving up. He received a LEAD System that will give him a lot of money, power, influence, intellect, and strength. He embarked on a journey the system gave him towards leading the world and climbing on top.