The story unfolds in the nineteen-fifties as an arrogant American man and his wife enlist questionable guides to search for diamonds along a river in Sarawak. Simultaneously, a Korean War veteran struggling with inner turmoil (played by Billy Zane) observes them alongside his local assistant. "The Diamond of Jeru” (2001) began life as an incomplete story from the nineteen-fifties by Louis L’Amour, which was finis…