Today, work and living spaces are constantly interacting with each other, with the flow and life of both also depending on the alley and the city. By adding an alley between the work and living spaces and bringing it inside the house, breaking this envelope, the gap between the house and the city disappears, and by creating an urban space, a dynamic environment forms in the house, alley, and city. The three main walls, in addition to being the building's structure, also give each part an independent character. The work and living spaces are formed within and on these three walls.