Sin System: Demonic Harem After Reincarnation

Story concept A young man named Leon Ardendale, the prince of Eldoria's small kingdom, lived as a waste after his father was couped by his stepbrother. Lunta in the wilderness, Leon almost died before suddenly a Arkana system woke up in his mind. This system gives him access to ancient knowledge, high -level magic spells, and extraordinary survival skills. However, there is one weakness - every time Leon uses his system to gain strength, he must pay the price, both in the form of pain, sacrifice, or losing something valuable. With the determination to reclaim his throne, Leon began to undergo an epic trip to master the arkaneum, a hidden magic system that could only be used by those chosen.

Mu Qiu jolted awake, the stench of decay filling his nostrils. He wasn't in his old apartment; he was sprawled on cracked asphalt, surrounded by the moans of the undead. He was reborn in the apocalypse. Worse, his body, dormant for two years, had mutated. He was a Corpse King, an apex predator with the power to devour and assimilate. Then, a voice echoed in his mind, clear and precise. [Congratulations, Host! You have successfully bound the Supreme World Sign-In System!] [You have arrived at your first sign-in location: Ravaged City Center. Reward: Holy Lord's Demonic Energy.] Mu Qiu stared at his clawed hands, the flesh pale and cold. A system? In this hellhole? [Next sign-in location: Mutated Zombie Hive. Estimated time: 12 hours.] [Daily Quest: Devour 100 Lesser Undead. Reward: Evolution Points.] [Status: Corpse King - Level 1. Evolution Points: 0. Demonic Energy: Acquired.] [Inventory: Empty.] He could see the information floating in his vision, like a translucent screen. The world was a nightmare, and survival as a human was impossible. But as a Corpse King with a system? That was a different story. [Would you like to absorb the Holy Lord's Demonic Energy?] Mu Qiu's jaw clenched. Yes. [Absorption commencing...]

Daniel, a resilient 26-year-old Filipino, had endured a lifetime of hardship and setbacks. Despite his relentless efforts to improve his circumstances, it seemed as though fate had conspired against him. Just as he was beginning to see a glimmer of hope on the horizon, a series of unjust events sent him spiraling into despair and the depths of depression. Struggling to find meaning in his bleak existence, Daniel contemplated the unthinkable—ending his own life to escape the seemingly insurmountable challenges that plagued him. But just as he stood on the precipice of darkness, a mysterious voice echoed in his mind, accompanied by a radiant, glowing panel that materialized before him. It was the Overcome System, a supernatural force offering Daniel a lifeline—a chance at redemption and retribution. The system presented him with a proposition: Take on a series of missions, and in return, he would be granted unimaginable lucrative rewards. Intrigued and desperate for a way out of his desolate existence, Daniel accepted the system's offer. With newfound determination and a burning desire to prove his worth, he vowed to confront those who had wronged him, toppling every obstacle in his path as he ascended to the pinnacle of success. Armed with the Overcome System as his unwavering ally, Daniel embarked on an extraordinary journey of self-discovery and self-transformation. He would confront adversaries both external and internal, facing his deepest fears, doubts, and insecurities head-on. As he completed each mission, the rewards bestowed upon him would fuel his ascent, providing him with the means to rebuild his life and reclaim the dignity and respect he so deserved.

Peter Crox saw his whole life fall into ruin when he was denied the scholarship he worked hard for, on top of that, his girlfriend for whom he'd made countless sacrifices suddenly showed up in an expensive sports car with another man. When things seemed to have hit rock bottom he suddenly received a face-slapping tycoon system. From being an average nobody, Peter embarked on a journey to reach the pinnacle.

How would you feel if you were thrown into fantasy world that people called with The Numerion Kingdom? That's what happen to Olliver Pierre, he woke up in the body of another person named Timothee Bailey who turned out to be a noble child. But, unfortunately Timothee's body is very weak even though he is descendant of noble family. Because of that, Timothee lived exiled from the Bailey Family. Not to mention when he opened his eyes, Olliver found out that he woked up with a System that named itself With System 666. The System told him to carry out the mission it will give every single day. And the System give Olliver the final quest to kill The Demon Lord who lead the Demon Empire invade the Numerion Kingdom. Olliver through Timothee's body together with System 666 will grow stronger until they can defeat the Demon King who came to invade the Numerion Kingdom.

At a young age, he lives alone as a beggar, bearing the sadness that his parents died in a plane crash and leave him alone. Living under the bridge as a beggar, somehow he was able to maintain his life until he pick up a purse full of unfamiliar cards. His life changes all of sudden after he brought the purse to the lost and found because the grandma was there and lost her purse. The grandma didn't hesitate to make him her grandson. He accepts her offer and lives with his grandma. After many years he become successful and was left alone and he decided to visit the grave of his parents, but bad luck is in his fate, the truck hit him and died at the same time. Blaming himself for doing an extreme sin. While falling into infinite darkness he hears a voice and that is a system they called. At first, he couldn't believe that he was already dead. He just accept what the system explained to him. Reincarnating in a world where magic is possible using pollen. Pollen is like a mana that is needed to use a powerful skill. After the reincarnation. After interruption while traveling, the system decides to force reincarnation. But there is pay, he appeared in the most dangerous forest where wild beast roams every time. Fortunately, the five goblins brought him to their village. His life starts facing dangerous, threats, and his journey becomes a paradise.

I am just so weak right now but when the time is right, I will change the world. **** For sixteen years Rafael was haunted daily by this dream of being chained opposite a scary sculpture on the wall but yesterday a very pretty girl who was sure older than himself in real life visited him and the feeling of being with someone who could listen to him in that cold room for the first time made him feel better than living in a world where he was rejected and his views no longer matters. His ears picked up footsteps approaching and his wandering thoughts jolted back. When it became louder his heart began to beat now he could spend some more time with the beauty who visited him last night but his joy did not last long because instead of a slender looking lady with an endearing smile, a hoarse cough was heard and thereafter an evil looking plump man walked in. "For the first time I have met you awake." He laughed. "And it tracks since it will be rude if you are not informed before your are executed. Even though you are an anomaly your majesty, your mother was a queen so it is wise if you are atleast honored as a prince for the rest of your days!"

Tristan considers himself useless, from his career to his love all ruined because he was born with no conspicuous abilities and does not come from rich people. Until a system appeared before him, he would gain many abilities and make him a rich man. "With this I will have fun. I can do anything and become anything. I have a Career System Simulator that you don't have."

Isaac, a 33 years old virgin, was living life watching anime and playing the dungeon-based game. When suddenly, a client reached out for him to gather information. As a publicly renowned, most dangerous man for his ability to gather information, he had to do his job begrudgingly even though he wanted to finish watching the last episode of his favorite anime. However, he still died at the hands of his client, who was not even aware of who he was. He did not regret what she had done, for Isaac only wished one thing before he died. Another life where he will live his life to the fullest in a world of fantasy. Inadvertently, his wish was granted by a system. However, he became a Mosquito? Come and let's join Isaac's Journey as a mosquito while he conquers even the world's largest, most dangerous dungeon!

After being killed in the final level of the wealth system game, Edward woke up and found a system update. His life fell to the lowest level, his wife had an affair with a conglomerate man, his parents were fired from his ex-wife's company, until he and his parents were expelled from The Bazzlington City—a modern artificial city led by his ex-wife's family company. Outside The Bazzlington City, where people are poor and outcast live, Edward has to level up and build his business. No one expect his return to The Bazzlington City as an up-and-coming entrepreneur, rising up against his ex-father-in-law's company and the other famous conglomerates. How will Edward rise to the top of the game to destroy Rayyanco Walt Tech Company—his ex-wife's family company? Will Edward succeed in finding someone to bring him back to life? Also, how will Edward destroy the heart of The Bazzlington City system and restore the city to justice? [Ding!] [Billionaire Game System Activated!] [Starting Host Identification...] [Succes!] [Start The Game Now!]