Soul Casting with Blood Blade: Craftsman Under the Japanese Knife

During the Jiajing period of the Ming Dynasty, Japanese pirates ravaged the southeastern coast. Tang Zhufeng, known as the "No. 1 Swordsmith in Jiangnan", was forced to forge swords for Japanese pirates. He faced the life-or-death decision of forging a killing blade and protecting the righteousness of his family and country. Every hammer blow is the torture of the soul, and every tempering is the torment of the conscience. In the blazing fire of the furnace, a craftsman uses his final work to explain what it means to be "iron-skeletal and undying ingenuity."