Rainbow is an uplifting, enchanting, magical fable set in Rajasthan that reinforces the belief that life is beautiful. The story revolves around the wonderful relationship between a 10-year old girl Pari and Chotu, her 8-year old brother who live in a picturesque village nestled among the sand dunes. Having lost their parents to an accident at a very early age, they live with their uncle and aunt. Chotu is blind but he is anything but sad. Happy, precocious and a smart ass, he is the life of the village.Pari is his eyes, his guide and his best friend. And Chotu is the center of Pari's universe. As children sometimes do, not truly understanding the consequences, Pari has promised Chotu that he will be able to see by the time he turns 9 and as always, Chotu believes her unconditionally. On their weekly trip to the neighboring village to see a movie, Pari sees a poster with Sharukh Khan (SRK) appealing to people to donate their eyes. Pari is convinced that her reel life hero can help her...