The protagonist Lin Chen was originally a military enthusiast in modern society, aged around 28 years old. He was born into an ordinary but patriotic family. Both his parents were upright and kind-hearted people. They taught him to love the motherland since he was a child.
In modern society, although Lin Chen has not personally experienced war, he has unique insights and profound thinking about war through in-depth research on military knowledge and understanding of history.
After traveling to the Anti-Japanese War period, Lin Chen relied on his rich military knowledge and firm belief to grow rapidly in the flames of war and became an iron-blooded war god who terrified the enemy.