A3 Building is a perfect asset for someone creating world for FPS game.
It includes both interior and exterior of the building which are separated. Thanks to that you can render each of the object when needed.
Package also contain lot of decoration and furnitures such as beds, cupboards, tables, palettes.
You can check this building by yourself in following link https://piti.itch.io/a3-building.
As it is a big asset, it may take a while till the project loads up in your browser.
The model (all objects) consists of 87k of vertices , 77k of faces and 438 objects in total. Also each object is textured.