【As of this moment, a level system has been introduced to this world.】

The moment that voice echoed in the minds of all humanity, the world changed.

Monsters known as 'Iju' appeared. With their appearance, individuals emerged who could level up by defeating them, and others who acquired special abilities known as 'Skills'.

To survive in a world where civilization had collapsed and transformed, the protagonist defeats Iju and obtains powerful skills.

Updates are irregular. (Also posted on Kakuyomu.)