DASH - Chapter 20Vol 2. : Side Story -

It begins on the mountain.

With the glint of a knife, a flash of steel in the hands of a sworn brother. A betrayal.

Stabbed and pushed down the mountain, Zi Chen lied within the red-stained snow, left to die.

This is where it begins; he is given life by lightning,
baptized by thunder.

Those who had once betrayed him should all suffer in his cruel revenge.

- Description from Novelupdates

The real daughter of the Lin family, Lin Luqiu, was lost for many years and was found suddenly, only to be asked by her parents to replace her fake daughter sister in marrying a living corpse!She uses her exceptional medical skills to wake her vegetative husband, but to her surprise, the first thing he says upon waking is, “Let's get a divorce.”She laughs in anger, “Fu Jingchen, you really are an ungrateful dog of a man.”After the divorce, everyone learns that the seemingly rustic girl is actually wearing many hats as the true powerhouse.She is actually the prized disciple of a giant in the medical field, a world-class piano master, and a genius jewelry designer... all of these are her.Later, a regretful President Fu comes to ask her to remarry.She dominantly refuses, “President Fu, sorry, no time!”The man pulls her into his arms frantically, “As long as you come back, I will give you my life!”

It was just one of those ordinary college class sessions when all of a sudden, texts and quest cards started popping up in the air.

While everybody is flustered by the strange situation, all the lights go dark and the lecture room is engulfed in pitch darkness. Panicked, everybody is afraid of reaching out and taking the quest cards, but not the main character, Seong-woo: He instinctively realizes that he has to pick a card to survive, and he chooses to become a necromancer.

Soon after, a tutorial quest appears, and the entire school turns chaotic. Suddenly, goblins pop out everywhere and start slaughtering people. Survivors find it hard to adjust themselves to all the sudden changes, but Seong-woo overpowers one of the goblins by using his necromancy skill and starts to complete the quest given to him.

Seong-woo continues to grow his power and so does a number of his followers. He is surrounded by the forces of death that vow loyalty to him, as well as talented followers and trustful colleagues, but he is challenged by numerous villains in addition to a system that threatens to degenerate all of humanity.

In a world that is facing a change that it has never experienced before, a necromancer destroys everything with his committed forces

A recurring nightmare afflicted Khan's nights since the Second Impact. His dreams replayed the scenes of the crash of the Nak's spaceship, an alien race that the humans had defeated five hundred years ago.