Man’s early ancestors set off to conquer the world, to explore the unknown, to adapt to every environment. And one day, to conquer fire – a discovery that made them invincible. They built shelters. They transformed their environment. But still this did not slake their thirst for more. They sought to fathom Nature’s mysteries. They invented stories to explain the inexplicable. Now, they are Men. Here, for the very first time in television history, is the saga of our origins, told through the story of one single family - an epic journey upon which the latest scientific discoveries shine an exciting new light.

A young waitress welcomes her husband home to the small South African town of Riviersonderend (Endless River) after his four-year jail sentence. At first it appears their plans for a new life together are finally being realized. But when the family of a foreigner living on a nearby farm is brutally murdered, the young woman and the grieving widower begin gravitating towards each other. Trapped in a cycle of violence and bloodshed, the two form an unlikely bond seeking to transcend their mutual anger, pain and loneliness.