The calamity strikes the world, and everything begins to change drastically around our main character. What he once believed was fiction becomes reality as system windows appear before his eyes, and the world transforms into a hell governed by the law of "survival of the fittest." The ML Aethelric Caelan fights to survive in this new world alongside his loved ones while maintaining his principles. He is no ordinary youth—possessing extensive knowledge across a wide range of subjects and formidable combat abilities, he leverages these skills in an attempt to transform this harsh world into a peaceful place where all organisms can coexist. 
[Note: This is my first novel, so not every plot or arc may be equally compelling. Thank you for reading my work.]

The General idea of the world : Aetherion


 Imagine a world as advance our planet earth. the size of the planet Aetherion is twice that of mars so its bigger than our planet. it consist of 12 continents of different sizes & 7 oceans of different sizes. their atmosphere is 1.8 times thicker than our planet. the population of the planet is nearly 20 billion. 


The system here is the consciousness of the universe. For every living being the system window is evolved from their subconscious mind. it is(system window) the extension of the system for its user (living beings of the planets).


Auxiliary Chapter 1 : Some information about the story