This topic is still alive and updated. I love all your creations!
Therefore, I will share with you my inspiration and a little secret that I discovered for myself.
inZOI has a very beautiful bug with light penetrating through the walls.
Lighting bleeds through walls
This is the only one bug that I don’t want to developers will fix it. 
Just look at what interesting solutions we get in building houses and creating interiors! 
I understand that this is just a bug, it annoys most players, and sooner or later the developers will fix it. But for now, I’m abusing this bug.
If you like this interior design solution, you can use it in your buildings, I don’t resist 