A house on a hill. An entrance to a cave. Hammered concrete walls going up to 6 meters high creating a cover outdoor lobby from where the sea can be enjoyed. The 6 meters metal and glass door opens in silence. O67 house is a sequence of overlapped concrete platforms facing the Mediterranean Sea. An elevator connects the 6 levels where are placed the follow program from top to bottom: solarium, bedrooms, living area, pool and spa, home cinema and garage-entrance lobby.