Sword of Dawnbreaker - Chapter 145 - Ancient Testing Ground

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy

My grandfather is very eccentric, performing daily rituals of offering incense to himself, standing in front of his own spirit tablet and eating candles.Villagers are fearful of my grandfather.I am fearful of him too.Later, I discovered that what they were afraid of was not my grandfather, but me.Even grandfather is afraid of me....My name is Chen Shi.The Chen of honesty, the Shi of sincerity.

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

An otaku with a hobby of masturbating was reincarnated as the son of a great mage.

As soon as he was born in this life, he vowed with a goal of embracing women till his death.

That said, when he became 20 years old, the Demon Lord which was sealed by his ancestors revived, and now it is his role to seal it once again.

And that demon lord is sealed in a tower dungeon that is rumored to be impossible to capture.

However, by an unexpected coincidence, he had found out that the Demon Lord is also one of him, a kindred spirit from within,

so he joined her instead and filled several traps in the tower dungeon, and thus they enjoyed a s*x spree with all the women coming over!