Source of life, evolution of species, migration, predation— from the exuberance of coral reefs to the mysteries of the abyss, Planet Ocean first shows us the oceans' secrets.Then everything changes. Humankind appears and takes over Planet Ocean— inventing fishing, conquering the seas, discovering oil and globalizing the world. Nothing will ever be the same.The film's narration explores human fragility and the consequences of our way of life on the oceans. With a humanistic view, Yann Arthus-Bertrand and Michael Pitiot invite us to preserve the planet's oceans and engage in respecting their beauty and life.