Unlike the third layer of the Underground Prison, the prison at the first layer has stricter supervision, even during nap time, there are guards stationed every fifty meters. However, the spacing between the infrared surveillance devices here is looser compared to those on the third level, relying more on manpower monitoring.
The design and construction of the prison holding Li Zhen are very similar to the room that previously held the female military person under Jia's detention, except that her door is not made of glass, and the walls are ordinary walls.
When Xia You and Lu Xun walked in, Li Zhen was still sitting dumbly on the chair, just like before in the interrogation room.
"Tang Li, someone wants to see you," the accompanying soldier reminded.
