The film by the small story 9 warm inspirational, tells the story of 9 groups of vulnerable children dream story. 9 stories respectively is concerned with reading and writing difficulties: poor children, children, children with mental retardation, abducted children, blind children, deaf children, obese children, minority left-behind children, prisoners children. "One day" contains nine short films: "solo band" -- the world deaf children who lived in the silent, but can sing the most pure song. "Crazy bread" -- the retarded children spend their life can grow up, but they also have their own sad happy. "The road home" -- abducted children they now live on the streets, but they also had is the parents heart baby. "Invisible painting" -- vision impaired children who lived in the dark world, may see more than we. "Little idiot diary" -- dyslexia children they can't read the text, do not write the work, but may be a genius. "The sun will fly" -- prisoners children their parents to accept the punishment, but they are still worthy of being loved. "Little theater" -- poor children in their lives with little light story, but they still have the right to dream. "Autumn tie" -- obese children their life might be heavy, but if they are given more attention, they will shine. "The gift" -- children left behind their language has been disappearing, but their culture is not the same as the fireworks still.