Project TamHouse with the area of 3.6mx16m is located on a small alley in the heart of Hanoi, a typical land parcel commonly found in urban area of Vietnam. The design task was a house with 3 generations living together, so the order is to have a space for the big family on holidays, yet still ensure the privacy when the family has new members. This is a model of family structure commonly seen in Asia’s culture called "Four generations in the same roof"