Underground Complex Chapter 1 "City" [JAVA]

Weclome to the Underground Complex! The greathest building of the humanity. Here live--... has live much peoples of all country. A City, Theatre, Hospital, Play areas, thousant of rooms and corridors, 5 layers of great building! We are waiting you in Underground Complex!

This is my first Horror map in minecraft. We build it at least 1 month (with our 5 days weekend). I want to make at least 4 chapters and end this maps line.

Map version: 1.21.1 +

Have fun)

Original is also available on Planet Minecraft.
Can be bugs