Omnipotent Husband System - Chapter 5: Contract & Problem.

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.

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A group of dragons are watching “Game of Thrones” day and night

Quinn Winter is a young man from another world. One day, he is suddenly chosen to become the new Demon King. But the Demon Kingdom is in big trouble – it's losing a terrible war against the human kingdom called Gran'le.To help his people, Quinn comes up with a risky plan. He will sneak into Gran'le and learn their secrets. But things don’t go as planned. A powerful noble sponsors him, and he ends up joining Heavenward Academy, the top school for training future heroes.At the Academy, there's a big challenge called the Selection. The best students become Paladins – magic knights who fight demons. Quinn doesn’t want to become a Paladin. He is a demon king! But now, he’s stuck in the Selection… and if he wins, he’ll become the very thing he’s supposed to destroy.He started the day badly. Now, things are getting even worse.

Zhou Qi was reborn countless times before the end.

Every time, it doesn’t end well.

Monster invasion, natural disaster baptism, twisted rules, world destruction…

He is familiar with the survival laws of all environments, he is the doomsday walker, the lonely savior.

However, it is also a poor worm trapped in place.

What is the truth of the end? Are human struggles really meaningless? What does his existence mean?

… Zhou Qi thought about these questions and woke up again from his dream.

When the strangeness came, he made all preparations numbly.

but–

The end did not come this time.

- Description from novelbuddy