The Sword Asks the World

Martial arts are forbidden in the world, and those who have black cloth wrapped around their handles will be collected with heavy money. Chen Li, the postman of Guyanyi, had such a knife hidden in his arms - his father's. Before leaving, my father said: Bury the knife, burn the book, live a good life. He doesn't. He walked south with the knife on his back. Along the way, something was wrong: the prisoner in the portrait looked very much like him; someone paid ten taels of silver for a letter; there was a note in the sword manual that said "Don't ask." Who is his father? No one said. But everyone is waiting for someone to ask. The sword is not exposed lightly, and he wants to live in advance - but the world clearly does not allow him to live...