chapter 1003 It's time to end ===

Some major forces seem to have very advanced intelligence networks, where a single phone call can reveal a lot of information.
But if you look closer, you'll find that behind these high-end networks, they are actually built on the accumulation of many small matters.
How do major forces collect intelligence?
Simply by establishing their own intelligence organizations.
And how do these intelligence organizations gather information?
By eavesdropping.
Under the cover of night, Mateo...