Chapter 1: The Beginning of the Infiltration. In 1938, Harbin lay buried under ice and snow, trampled mercilessly beneath the boots of the Japanese invaders and shrouded in terror and oppression. On the surface, I, Zhou Yi, was a section chief in the secret service department of the puppet Manchukuo police headquarters, trusted by my superiors and enjoying great prestige. In truth, I was an underground Communist Party member embedded in the heart of enemy territory, shouldering a mission of immense danger and difficulty. In the morning, a biting wind cut across my face like a blade as I entered the police headquarters' gloomy building in my immaculate uniform. Files were piled high in the office. I casually leafed through a few pages...