The story takes place in Chongqing, where the civil war between the Kuomintang and the Communist Party is about to break out after the victory of the Anti-Japanese War. As the accompanying capital at the time, Chongqing had complex forces from all sides, frequent activities by military command and other secret service agencies, and there were also different factions and positions within the Sichuan Army. The protagonist Lin Fangjun is an underground member of the Chinese Communist Party with firm beliefs. He started a thrilling contest with the enemy on the espionage stage in Chongqing. Yanhong is a woman with a complicated life experience, wandering between the military and the Chinese Communist Party. Her choice will affect the direction of the entire story.
