How much is a whale worth? Can we put a price on the life of such a majestic animal? How can we estimate that value? How has the value that humans place on whales changed throughout history? What are whales used and needed for?

 To answer all these questions, Natacha Aguilar, an eminent Spanish scientist and expert in cetaceans, supported by a group of scientists and non-profit organizations, will guide us on a spectacular journey through time and space to discover the untold stories of the lives of these animals.