Radio attempts to explore man-woman relationship in a metropolis like Mumbai. Vivan (Himesh Reshammiya) is a popular radio jockey. He has everything a successful man should have but what he doesn't have is a successful marriage. His wife Pooja (Sonal Sehgal) divorced him as she felt lack of compatibility. Vivan finds solace in Shanaya (Shenaz Treasuryvala), a bubbly girl who brings hopes in Vivan's otherwise insipid life. Pooja repents her divorce with Vivan and realizes she still has feelings for him. Adding to Vivan's agony he is confused for his feelings for the two of them. The movie plays with the intricacies of relationships and is accompanied by the heart touching musical score composed by Himesh Reshamiya.