The transcript introduces a story about the FBI's unprecedented infiltration of China's Ministry of State Security (MSS) in 2017. Special Agents Regal and Hall are mentioned at the start of an operation involving a consensual telephone call with Dr. Daiwa Sang. Agents describe acquiring an extraordinary amount of evidence, including "several terabytes of an MSS officer's life," noting the rarity of such intelligence. The narrative promises to reveal the inner workings of the MSS through the ambition and mistakes of one individual.
