Interior design of an apartment in a new residential building in Koukaki, Athens. It is a maisonette of the last two floors that are connected by an internal staircase. A white background with low color intensities directs a simple result with highlights of color. The single wooden floor gives a warm feeling to the space balanced by the light grey on the walls. The fireplace in the living room was placed so that it occupies the least possible space while it is the same a window. The synthetic principles of organization in the interior concern the greatest possible exploitation of the vertical surfaces in storage spaces in order to utilize every possible corner.