The space created with the half cuboid has a floor and views are controlled to see only 2 sides. The half cuboid became L shape wall with floor thickening the surfaces to appropriate dimension. The L shape wall with floor offers the potential to generate spaces suitable for Gallery and External terrace space. The L shape wall can be used as an exhibition wall or external seating depend on the height of the wall. The building consists of series of the stacked L shape wall and floor provides interesting and functional interior as well as exterior.