A Map of Mountains and Rivers

What kind of world is this? This is the world of swords. Everyone here has a sword, either a light sword, which is elegant and elegant, or a heavy sword, which is powerful and domineering, or a hidden sword, which can also kill people instantly. Let's see how the protagonist starts from scratch, travels the world with one person and one sword, and is famous in the world. How does he get along with the beauty in a free and easy manner? How...