In the darkness, you firmly watch over the sun in your heart; in the long night, you silently give birth to the dawn; in the tiger's den, you endure humiliation and wait for opportunity; in the fight, you quietly rise up and kill the enemy invisible; no one knows your name, your merits will be immortal... Flame, a code name for the enemy to hate, want to dig three feet into the ground, and get rid of the name quickly. Cheng Qianfan, code name for Flame. His story began in the early spring of 1936... They said that the hot hearts will melt the ice and snow, they said that the graves of soldiers are brighter than the paradise of slaves, they said that in order to avoid the suffering of the next generation, for their homes, their relatives will no longer be troubled, they chose to fight, move forward bravely, sacrifice their lives, and continue... Just for one answer, the mountains and rivers are still there, and the country is peaceful and the people are safe...