Set in the early 80s, during the energy crisis. Huge oil and gas deposits are discovered in the Norwegian North Sea. Two professioanl diver brothers Petter & Knut, work for authorities to bring the oil ashore through a pipeline 500 meters deep. A sudden, tragic accident changes everything. Petter is sent on a perilous journey searching for who is pulling the strings, as the invested governments and oil companies oppose any obstacles threatening the project.