Warehouse is an area accessible from the Nail World, via the Red Nail Passage. To get into this area, you need to pass to the Window Room, after exit of it, search for three bloody nails outside of the nail's path, they will transport you to the Warehouse's outside area
Outside Area
The outside area contains some wooden statues, some layed arches with black trash bags, some rectangular arches, and the Warehouse, where is a big building. From outside, is possible to see a rotating triangle in the rooftop of the Warehouse.
Inside Area
In the hall, have some building projects, and entering the door, have some rooms, some of them have lots of boxes, and some are blocked with wall glass. There are four floors in the warehouse, that you can access throught stairs. Going up the stairs and reaching to the last floor, where is a white passage, you'll see again the rotating triangle mentioned before, interacting with it, you'll get the Polygon Effect. Also, in the last floor, after the white door, has a room with stairs, leading down the stairs and passing in some roons and more stairs until a way where is a four-leaf-clover, interacting with it, you'll be transported to the Grass World.
Connections
Grass World