Ten years ago Russia's Wonder Children documented the struggles and triumphs of four extraordinary piano prodigies. Now, in Competitors, the cameras return to discover how their lives and careers have developed, and whether time has brought the lasting success they all desired. As aspiring soloists they experience intense competition, gruelling practice sessions and professional setbacks, yet all these pianists have remained true to their art. 'You have to love the music, not yourself in the music,' explains the youngest, Irina. 'Or rather, the music in you.'