A strange looking house stands in a wilderness. It has four rooms which four families inhabit separately. They are a metaphor for various civilisations In different regions of the world. Since they were divided by the walls, each group was living Independently, not knowing of the other's existence. One day, one of them Invented a screw, which made a hole in the wall. That brought them an opportunity for communication. However, they were to experience an unexpected destiny. Eventually, the house itself transforms into an amazing structure.