The 45-year-old apartment. Make three rooms to five rooms and also “Zero” dark room. Each member has his own private space, as well as comfortable and spacious public spaces. Elegant but individual; well decorated and also well functional. The atmosphere of conflict but not harmony is adjacent to the same unit space.The old apartment can also have the top enjoyment like a mansion. Accurately grasp every spatial scale and ergonomic considerations, make good use of unusual space and material characteristics to create a nearly perfect living space.