Paper House - Scenes - We all live inside the city. Every day, we shuttle among or remain in different scenes(locales, venues). Our life is just composed of combining, patching, or even piecing many scenes together.
Bearing such concept in mind, I assume a specific unit to operate the model. And a great number of units can be combined and arranged as you like, becoming a new space or new space concept, conveying the richness and variability of flowing in the city.