The Eternal Supreme - Chapter 2402 - : Who is the Alliance master?

Sometime after ‘Gates’ appeared in this world, humanity was divided into two: [User] and [ordinary human beings] Lee-kyung was able to awaken into a user and choose a [Class]…but, in momentary misjudgement, chose to be a [Necromancer], the worst of all classes.

Lee-kyung, searching for the materials to evolve his skeletal servant, ‘Lackey,’ was barely able to participate in a high-level raid for [Tower of Command] Dungeon. In an accident, he falls down alone to uncover a hidden conspiracy.

Injured and desperate to survive, Lee-kyung called out to anyone…and reached a vengeful spirit. “Please, I’ll do anything….Please form a contract with me and save me!”

–-You’ll do anything?….

TW: Depictions of mental health

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates

Noah, who was obsessed with the game 'Survival of an Extra'.He spent months chasing an elusive alternate ending.During one of his playthroughs, a glitch and a mysterious effect spirals the game into chaos, killing off characters one by one, everyone in the game slowly started to disappear.In the end, He awakened something he shouldn't have known about, his fate ended in one world and began in another world.Awakening as Noctis Nightryn, the Game’s protagonist and a “extra” Character of the unfamiliar world.He now had to find the cause of the bad ending he had triggered and prevent it at all cost, all while seeking an ending of his own to survive.Since the first day, he arrived to the world everything he knew about game started to differ. The main character were not the same as in the game.Noah realized this world was no longer the same game he knew—since his arrival, everything had already began to deviate, forcing him to make decisions he didn't know would lead to.