After balancing the functional requirements of the owners, the designer gave up the traditional design and created a free, flowing and flexible space system by architectural language. The overall moving line takes the living room as the main body and spreads to the surrounding, using furniture or materials to distinguish between the space, and using the 180-degree window to broaden the horizontal visual and accomplished the connection between people and people, indoors and outdoors.The overall craft details had been highlighted by the design layout and the black and gray tone of the apartment.