By following expedition leaders Pasquale Scaturro and Gordon Brown on a grueling, 114-day journey down the world's most dangerous river, Spanish filmmaker Jordi Llompart captures the first successful attempt in history to travel the Blue Nile from source to sea. Along the way, the intrepid explorers and their crew encounter all manner of intimidating obstacles, including treacherous rapids, a well-armed militia and a cranky crocodile.