A huge catastrophe is coming to the world. Alien monsters have invaded here and want to take it over. They have already come up with the rules, but the main character has no desire to obey them.
In such a situation, only those who have been preparing for this for a long time can survive. It’s good that the guy is one of those people, because he is a military intelligence officer.
But even this is not too great an achievement for him. Stay alone on this planet or destroy all enemies and save humanity? Let’s choose the second option and fight the opponents!