I've Had Enough of Being a Hero for Three Generations.

This is the story of a chosen one who takes up the sword and saves the world. Save the world for the first time. Brave: Great! I succeeded! Save the world for the second time. Brave: I saved the world again! Save the world for the third time. Brave: Can I take a break? The fourth time... Brave man: Please let me go, please take a vacation. This is the story of a tired warrior fighting for humanity.