Honest police officer x mysterious partner
State Administration of Abnormal Cases, privately known as Antique Warehouse, 13th Bureau of External Affairs
The Secret Club is an organization that cannot be identified. The official government classifies it as an organization with the Viper. According to relevant sources, the Viper broke away from the Secret Club.
26 English alphabet killer, belonging to the poisonous snake.
13 Seats, the world's highest-level meeting. Discussions include the survival of human beings, the survival of non-human beings, whether the future is predictable, whether God exists, and other issues. The above are all revealed by relevant people┑(￣Д ￣)┍.