"Train Dreams" captures the life of day laborer Robert Grainier in the American Northwest at the turn of the 20th century. Navigating a rapidly transforming world due to the advent of technology, Grainier witnesses profound changes in daily life. His existence is further shattered after the tragic loss of his family. Through the stark and often unforgiving landscape, we see a man grappling with the inescapable realities of life and the relentless march of progress.