Sin System: Demonic Harem After Reincarnation

Meet Maximus Prime, the once abandoned, betrayed, and humiliated by his girlfriend and family. On the verge of giving up and accepting a crime he knows nothing about, Maximus was gifted with a Tycoon system. Maximus became superrich with the system and his Cybersecurity skills got to the highest level. Whenever Maximus upheld justice, he was rewarded bountifully by the system. A sneer rested on Maximus' lips: "It's time to play some dirty game." Maximus smirked, looking serious. His family, down to his ex-girlfriend and best friend, Maximus was ready to face them again. Including the hidden enemies that want him dead. Maximus was coming for them!

In this world where monsters and magic exist, there are all sorts of things inexplicable with science. Lee Woo was a famous scientist in his old world until he got sent to a monster world where science doesn't exist so he will make it exist.

A hundred and sixty years after the dragon bloods attacked the earth and a mysterious stone shattered, granting humans abilities, Mason Blackwood is one of the few to not have awakened abilities. But after a night of being chased by neo-thieves and falling off a cliff, Mason unlocks the demon system, allowing him to grow strong as he unlocks more skills. And through the system, he discovers that a second war is coming. A war between the humans and dragon bloods and one that might perhaps wipe out the entire human race. And this time around, he might be the only one who can stop it.

Bullied by a group of delinquent students, then fired from his part-time job for offending the family of those delinquents. Ryu Arkan felt tired and wanted to take revenge. At that exact moment, a system appeared. [Super Quest System.] The system instantly merged with Ryu, and slowly Ryu rose up, then realized one thing. His world was truly dark and needed to be fixed. Starting from revenge, Ryu stepped higher and higher together with the system.

Rick had just woken up from a comma after he and his friend tried chasing down one of the most dreaded underlord in the city of Rochester. Thinking he had captured Lord Patrick who was popularly called Demon king. Rick was shot, the last thing he could hear was the walung sound of the ambulance as Mark tried to stop the bleeding. " Stay with me man, you are going to be okay."Mark shouted at Rick trying to have him open his eyes. As the ambulance got closer his eyes closed and was open after three years of him going into comma. Rick had woken up to his worst nightmare. Rick looked at his ward and saw the flowers had withered and there was no one in his room. Suddenly a system. appeared right in front of him. [ YOU HAVE BEEN SELECTED TO CARRY IN THE LIFE OF HUMANITY. WITH THE HEO OF THE ENIGMATIC SYSTEM YOU CAN CHOOSE ANY WEAPON TO FIGHT AND ALSO HAVE THE CURE INSIDE YOUR SYSTEM. PRESS YES/NO] Rick looked at this system and pressed yes. Read on how Rick plans on helping humanity rise to itself while battling the Zombies to get back to his family and loved ones.

’Isn't death better than all this suffering?" This was Williams’ last thought as he made up his mind to jump in front of a speeding truck When a disdainful mechanical voice echoed in his mind and interrupted his action. [How unfortunate could this poor system be to be assigned to such a weak and useless host?] This was how Williams Miller received a system that changed the trajectory of his life. The system’s sole purpose was to give him all sorts of quests, each with corresponding rewards and points that he could exchange for items in the system's marketplace upon completion. These quests encompassed but were not limited to becoming a physician, chauffeur, investigator, assassin, playboy, educator, psychologist, president, server, diver, and more. **** Warning: This is a Harem novel, with the MC having more than three women and there are several chapters with R18 scenes. **** This is a novel filled with comedy, revenge, action, face-smacking, and lots of fun. Please make sure to comment, rate, and show your support if you enjoy reading, thanks.

Little Sky, an earthling human, is the lowest ranking Knight on earth, regarded by many as the weakest Knight in existence. Little Sky has always hated that he was weak, he trained harder than anyone did, but that didnt change his status of being weak. Little Sky has always been disdained and look down upon by other Knights, they would always laugh and teas on how weak he was. He had thought of quitting so many times But, burdened by his mother's hospital costs and a big loan which is said to be left to him by his father, he had no alternative but to risk his life every day inside the demon grottos, despite his limited strength, which could barely kill the weakest demon. But all that changed when he activated the crazy Devouring system, which granted him the most powerful constitution in the universe; endless evolution, as well as the ability to devour everything. Sky would go from being the weakest to the absolute strongest, saving humanity and the entire universe from the catastrophic demon invasion. with his system nothing in this universe could stand in his way.

The Wendy family considered David Anderson utterly useless. As a result, he was forced to endorse a crippling loan taken by the family. David was left to starve for months at the loan shark company. One day, his frail, close-to-death body was mercilessly thrown over a fence. As soon as his body hit the ground with a thud, he mysteriously became the host of a trillionaire system.

A famous warlord during the Austronesian era, was successfully appointed as the God of War. However, he died when he had just arrived in heaven. His sudden death saddened everyone who appreciated his sacrifice. However, after ten thousand years passed, the Warlord who created the beginning of peace was reincarnated. He was reborn into the Modern era. This figure hunted those who had killed him before.

Matthew Wilson had to die after being crushed by a truck. But suddenly, he found himself in the body of Dominic Rayn. In Matthew's opinion, Dominic Rayn was a brave and honorable man. However, he was just a poor, useless son-in-law who had been betrayed and often targeted for manipulation by the powerful and wealthy people in his life. Living in his way was horrible. Imagine Matthew's life at that time. But the system became preoccupied with Matthew after he came back to life in Dominic Rayn's body. This system, known as Trivia, had an infinite balance and was ready to grant Matthew eternal balance if he successfully completed a scenario. And in Matthew's new existence, Trivia has given him many opportunities to act in a way that will give him infinite balance and show that he is no longer a weak and easily manipulated man or an annoying son-in-law.