The Lifeless Swordsman

People are living beings, so the knife is naturally a living knife! When a young man picks up a magic sword, is it the man who controls the sword, or the sword who controls him? [If you can figure out the plot of my next chapter, I am willing to call you the strongest! (If you look at the world from a reasonable and logical perspective, would it be more interesting or boring? In this book, you can find reasonable explanations for any seemingly unreasonable setting, whether it is an illusory ghost or an omniscient and omnipotent God.)