Sin System: Demonic Harem After Reincarnation

In a near-future world on the brink of destruction, the fate of humanity rests on the shoulders of the Pendulum Squad, a group of elite soldiers tasked with protecting the world from a new and dangerous threat. Led by Captain Jenna Williams, the squad must navigate treacherous terrain, outsmart their enemies, and make tough decisions that could mean the difference between life and death. As they journey across the globe, the Pendulum Squad faces new challenges at every turn, from hostile enemies to unexpected allies. But when Jenna discovers a shocking secret that threatens to upend everything she knows about her team and their mission, she must race against time to uncover the truth and prevent a catastrophic disaster. With each passing day, Jenna and her team are pushed to their limits, as they confront betrayal, sacrifice, and the consequences of their actions. As the stakes get higher and the danger intensifies, the Pendulum Squad begins to crack under the pressure, and Jenna is forced to make difficult decisions that could cost her team everything they've worked for. In the heart-pounding conclusion, Jenna and her squad face their toughest challenge yet, as they confront their enemies in a showdown that will determine the fate of humanity. Will they emerge victorious and save the world from destruction, or will they fall to the forces of evil and doom humanity to a grim and uncertain future?

🏆 ["Sliver Medal" in Sci-Fi Category of "Meganovel Annual Writing Contest 2022"] 🏆 Alex Bart died trying to avenge his sister who has been kidnapped and killed by the strongest evolvers in the world, the ten emperors because of her healing abilities. but when he thought all was over, he suddenly woke up three years into the past just a few days to the apocalypse with his memories intact and a unique system that allows him to grow stronger by completing missions. Taking advantage of this new opportunity, he swore to protect his sister this time around and take revenge on all those who have trampled on him before. But what is the origin of the system, who granted it to Alex and for what purpose, Alex will eventually find out eventually, for now he has to level up and exact his revenge!

Ryan Wilder is secretly married to Violet Crowne, a rising star with the beauty of a Goddess. The bad news? Violet hates him. Her family also treats him like a scum and humiliates him for fun. To make it worse, Violet cheats on him, too. It's a big combo for a life that feels like hell. Then, something unbelievable happens. Peeep! [You have been chosen as TEETS's Potential Host.] [Please state your goal.] 'I want revenge.' [Congratulations!] [Now, you have become TEETS' Host.] TEETS, short for Terribly Excellent Emperor-Training System, will grant him superpower abilities if he completes the missions it gives. [A new mission received!] [Face-slapping Son-in-Law: Acquire $100.000.000 in 24 hours.] [Ability Reward: Unlimited Balance Lvl 1.] [Description: Allow Host to buy everything via online transaction.] Slowly but surely, Ryan becomes a powerful figure with his eyes set on revenge. However, when he is enjoying life and setting his revenge on everyone who had wronged him, his past catches up with him. "My son," the wealthiest man in the States said, "I want you to go home with me and be my successor." Ryan wonders if his life could get any worse.

David Sawyer, a normal office worker woke up suddenly to an unfamiliar world. The Apocalypse was here, and with it, a shocking realization of truth hidden just under his nose all this time. Fighting with the weight of betrayal, Dave casts aside his feelings to protect the lives of those he loves. Will his newfound apathy lead the way to survival and regrowth? Can a mask hide away the pain of love lost? DISCLAIMER: This is NOT an apocalypse story. The story explores adaptation and survival under rapidly changing world conditions. MC is not some chosen one or freek genius, he's lucky and intelligent, not a fool. Romance is a little heavy but not the main theme. Survival, human duality, conflict, and the very nature of the world itself are the book's focus. Every character has depth, and nothing is truly meaningless. Pay attention and see if you can pick up that deeply hidden foreshadowing.

In Infinite Upgrade System, orphaned Kartik Malhotra’s life takes a shocking turn when he discovers an ancient artifact connected to the mysterious Infinite Upgrade System. This enigmatic tool grants him the power to exponentially enhance his skills and abilities. But why was Kartik chosen? What secrets lie behind the system’s true purpose? As Kartik begins to explore his potential, he stumbles upon a dangerous conspiracy: the Aetherial Order, a ruthless organization hell-bent on subjugating humanity with advanced technology and devastating energy waves. Who is Nyx, their elusive leader, and why does their ultimate goal seem connected to Kartik’s own destiny? With the world’s fate hanging in the balance, Kartik teams up with Priya, a brilliant hacker with a troubled past, and Zara, a fierce strategist driven by loyalty and justice. Together, they infiltrate fortified bases, decode cryptic data, and engage in high-stakes battles against insurmountable odds. How far will they go to unravel the Order’s sinister plans? And can they survive the deadly truths that lie ahead? As Kartik’s powers grow, so do the sacrifices. The artifact holds unimaginable potential, but its darker side begins to reveal itself. Will Kartik’s decisions save the world—or doom it? Infinite Upgrade System is a gripping tale of ambition, courage, and the moral dilemmas of power. What would you risk for humanity’s survival? And how much of yourself would you lose in the process? 👍

Luke Sullivan's life takes an unexpected turn when he wakes up in a new reality. Once a feared criminal enforcer, he now finds himself in the body of his alternate self - a timid police officer in New York's Special Crimes Unit. Struggling to reconcile his criminal past with his new law-abiding present, Luke discovers he's been given a mysterious 'Crime System' that aids him in solving cases. His first test comes quickly as he stumbles upon the notorious Criminal, leading to a thrilling capture that stuns his colleagues. As Luke navigates office politics and grapples with his dual nature, he realizes his unique perspective might be the key to cracking even the coldest of cases. But questions linger: Why was he given this second chance? What is the true purpose of the Crime System? And can a former criminal truly become a master detective? Follow Luke 's journey as he walks the thin line between his past and present, using his street smarts and newfound abilities to bring criminals to justice. In a world where destiny has dealt him an unexpected hand, Luke must redefine what it means to be on the right side of the law.

[System activated] [Host has been identified] [Welcome to Equestria] Taichi Hayashi was the best swordsman in Japan. He died after failing to protect the lives of the noble princess and the person he loved, Akihiko Yamaguchi. Not long after, both of them transmigrated to a world full of magic and swords. Taichi transmigrated into the body of a young nobleman named Tobias Archibald. He had promised to protect Akihiko no matter where they went. Taichi assumed that Akihiko had transmigrated to the same world as him. Tobias began training his sword skills until he managed to obtain the greatest power system that could defeat any type of sword art or magic skill. [Congratulations] [The divine sword art has been obtained] [Divine sword strength activated] With his sword art, Tobias planned to go on a journey searching for Akihiko. During his journey, he discovered many things he never expected. He also met Akihiko in a different condition. Now, Tobias faces a dilemma between keeping his promise or his life. Will Tobias be able to do his job well?

In a world where survival is dictated by the gifted and powerful, Kael Magnar is betrayed by his own family,framed for murder of his wife and exiled to Loradia—a wasteland crawling with deadly monsters and unforgiving , scheming, brutal survivors. Given 100 days to endure before his final trial, Kael must embrace the Godseed system within him to reclaim his honor, rescue his stolen children and seek vengeance. But as the line between man and god blurs, Kael faces a terrifying question: how much of his soul is he will to lose to ascend?

🏆 ["Silver Prize" and "New Rising Star" in System Activated of "Meganovel Biannual Writing Contest"] 🏆Transmigrating into a cultivation world, Wushu Shengli found himself in an outer disciple’s body! With his trash cultivation talent, he feared that he wouldn’t live long in a world filled with young masters, hidden powerhouses, and immortal gods who could overturn the world! Fortunately, his golden finger arrived in time! [Cultivation Sign-In System has integrated into the host’s soul!] -Ding! [Since it’s the host’s first sign-in, the host will receive a random Supreme Grade reward!] -Ding! [Sign-in Complete! Host receives Supreme Cultivation Talent!] After receiving an unrivaled cultivation talent, Shengli truly felt invincible in the cultivation world! Cultivation resources? Just sign-in! Receive a thousand-year-old spiritual vein! Cultivation technique? Just sign-in! Receive the inheritance of a sword immortal! Cultivation physique? Just sign-in! Receive an Immortal Body Physique! Young masters? Just sign-in! Receive a Face-Slapping Manual 101! Jade beauties? Sorry, women will only affect the speed at which I draw my sword! “I become invincible after signing in!”

Ethan had just been admitted into Frontale University—the most prestigious institution in all of Gold City. A school where wealth, power, and influence ruled, attended by the heirs of the richest and most powerful families. Everything changed when Selena, out of spite for Frank—the most influential student on campus—set her sights on Ethan. When she and Frank reconciled, Ethan was not only humiliated but soon suffered an even greater tragedy—his parents were mysteriously killed. Once a high-profile student, Ethan fell to the bottom of the social ladder. Ridiculed and forced to take menial jobs just to afford tuition, he became a target for Frank’s relentless torment. When Ethan finally decided to stand up to him, he was brutally beaten—his hand shattered by a baseball bat. As he lay on the cold ground, life slipping away, a holographic message appeared before him: "WILL YOU DIE A NOBODY OR AVENGE YOURSELF?" With that, the Hell System was activated. Now armed with a power unlike any other, Ethan will rise from the ashes, reclaim what was stolen from him, and uncover the truth behind his parents' deaths—no matter the cost.