Crazy? You Say I Am a Poor Man, but This Is the Sword

Start with an iron sword. It starts from the soul recuperation in the mourning hall. My mother stabbed my penis, and my neighbor next door gave me money to buy my life... Everyone in the village is trying to get my attention, but I only have one sword. Weng Zhong warded off disasters, and twins valued their lives. Before the Xiangma hexagram, all three souls were lost. Seal the sky with one sword and knock on the door in the middle of the night. Every night when I sleep, I hear someone whispering in my ear. It says its name is Zhang Buwen, and it doesn't know anything about it, but I'm also called Zhang Buwen...