Nine Songs of the Heavenly Sword: the Young Village Master Holds a Sword and Asks About the Mountains and Rivers

Is it possible for a relative to bear the burden of the world and a three-foot-long green sword to kill him in a just and righteous way? If a friend uses the common people as a chess piece, and the old promise is in the cup, should he keep his righteousness or cut off his robe? If a chivalrous person's bones are stained with innocent blood, will he still be worthy of being called a chivalrous person? If thousands of bones build a city of peace, should the city be built?