In 1943, the Anti-Japanese War landscape underwent tremendous changes. The increasingly weakened Japan transferred large contingents of troops from the Chinese mainland to the Pacific theater. The provincial capital, once under the iron grip of the Japanese invaders, was handed over to the command of the puppet forces below. Our Party, detecting this shift, secretly dispatched Yang Xiaodong, the political commissar of a certain guerrilla unit, to infiltrate the city. He took shelter in the home of underground Party member Han Yan to carry out the clandestine mission. Yet the operation was riddled with peril: the Japanese launched a frenzied manhunt and counteroffensive, while the emergence of an internal traitor became a ticking time bomb threatening the hard-won fruits of the revolution. In the darkness before dawn, the awakened sons and daughters strive desperately toward the dawn...