C474 The Yin Yang Master's Puppet

At four o'clock in the afternoon, Zuo Yunzhi reported to Chung Yi that the spies had all admitted their identities, but they were unable to provide any information about the other spies.

Their rule was that spies were not allowed to communicate with each other, and they hardly knew each other. Spies reported to their superiors once a week, but they didn't know who they really were