Architectural design of low-energy villa located on steep terrain with a beautiful view of the city. Volume of bedroom is cantilevered towards the slope and provides beautiful views of the city to the fullest extent possible. Virtually all windows are located on the southern façade for maximum energy savings for heating. Ventilation is provided through heat recovery and heating through heat pump. In summer, the openable skylights located at the rear of the house help to ventilate the space.