Each person has a different position and can only access different floors.
The only people who could enter the offices of their three major captains without attracting attention must be from the same floor.
If the other party took the map, they must now deliver it.
The communications devices made by the light industry system on the Wasteland, although capable of taking pictures and supporting image transmission, operate on a special signal channel.
To prevent leaks, places like the Special Operations Department have their unique signal base stations, covering a range of 800 meters.
Within this 800-meter range, all devices use the Special Operations Department's signal base station.
The Special Operations Department can learn about any message received or sent.
So even if the mole takes a photo, they dare not send it directly, as the signal will be immediately captured, decoded, and the location quickly determined.
