In the early 80s, at the beginning of the Norwegian oil boom. Oil and gas deposits are discovered in the North Sea, authorities aim to bring the oil ashore through a pipeline. Petter, a professional diver, is obsessed with reaching the bottom of the Norwegian Sea. Then a sudden, tragic accident changes everything. Petter is sent on a perilous journey where he loses sight of who is pulling the strings. He then realizes that he is in way over his head and that his life is at stake.