The introduction is short and weak, please go to the main text.
The soul of Lin Feng, a man from science and engineering, traveled through the bloody hell of Nanjing, carrying military industry knowledge and carrying the bloody legacy of a veteran. From surviving in the ruins to tempering the edge, creating thunder and beacon fire, gathering sparks under the iron hoof of the Japanese invaders, building an unyielding defense line with wisdom and flesh and blood, and forging the backbone of the nation in the beacon smoke. This is an iron-blooded road from despair to a prairie fire!
