Rainbow meant to centre on the irony of an artist turning colour-blind. Not intended to be a tragedy, the movie's general idea was to convey a metaphor for the significance of love in the world of colour. But we do not watch a film in order to decipher vague intentions hidden underneath layers of sub-standard movie-making. And that is what will be Rainbow's undoing.
Shyam (Rahul) paints hoardings. He meets Swapna (Sonal Chouhan), and falls in love with her, film-star aspirations et al. He enrols her in dance school, gets her portfolio shot and so on, not letting money get in the way....