I Shall Cuck Everyone - Chapter 260 Awakening The King

The thousand-year-old Imperium is crumbling, and war looms on the horizon, bringing with it both brutalities and splendor. Caught in the midst of this chaos is Lansius, an office grunt and veteran MMO player who has been transformed into a medieval peasant. With no wealth, status, or magical abilities, and armed only with his basic knowledge of the art of war, can he endure and thrive in this realistic medieval fantasy realm?Follow Lansius as he moves from one occupation to another, striving to survive during these turbulent times.

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

The story follows the protagonist, who wakes up one day to find himself in the body of Licht, a villain from a novel he was reading. Licht is a notorious villain who is known for his cruelty and ambition. However, the protagonist soon discovers that he has a natural talent for villainy. He quickly rises through the ranks of the evil organization and becomes a powerful force in the kingdom.

He was the continent’s strongest and most revered alchemist, Ye Zifeng. He was under one person and above millions. However, due to an unpredictable event, he had died. After his rebirth, he had become the supertrash of the Ye family and suffered disgrace. To make matters worse, he had an argument with his fiancé that led to the break off of his engagement. In this second life, he will work to change his own destiny. He vows to return to the peak of the world, trample on those who laughed at him and rewrite his legacy!

- Description from Novelupdates