Main Cave Post, aka Underground City, is a city built underground of the First Mountain, the Blackish Mountain, on Seven Colours Mountain.
This city is connected to other mountains by mine cart rail. There is a hole at the top of the mountain. That hole becomes the air conditioner for the entire city.
Despite being built inside a mountain, the activity in the city is crowded. Noises and smoke from factory productivity comes from many directions in the city.
Downtown / Afternoon
Afternoon is the time when all activity is stopped. All the workers get out from factories. After work, they come to any restaurant in the city. Get dinner before going home.
In a certain restaurant.
"King Bear Meat to table 6!"
"Special Bordan head to table 12!"
All the waitress busy delivering order to all the table in the restaurant.