The movie is about an 18-year-old boy who has been orphaned after his father died from a truck crash while he was in his usual work. The father was a cyclo driver, and his desire was the son would have a better life than he had. However, after the father's death, because of the family hardship, the boy has to take over the father's job, pedaling a rental cyclo around busy streets of Sai Gon city to earn a living. Living with the boy in a small house, there are his old grandfather, who repairs tires despite of his failing health, his little sister, who shines shoes for restaurant customers in the neighborhood, and his older sister, who carries water at a local market.