The Pacific Ocean covers one third of the Earth's surface, holds half of the world's water, and hides the deepest place on the planet. It is a place where huge and iconic, rare and dazzling creatures live, and where creatures yet to be discovered lurk. Filmed in cinematic 4K, the program breaks the boundaries between land and sea to present the Pacific Ocean in a way never seen before.

Tris and Four are now fugitives on the run, hunted by Jeanine, the leader of the power-hungry Erudite elite. Racing against time, they must find out what Tris's family sacrificed their lives to protect, and why the Erudite leaders will do anything to stop them. Haunted by her past choices but desperate to protect the ones she loves, Tris, with Four at her side, faces one impossible challenge after another as they unlock the truth about the past and...