This musical sets the tragedy of Romeo and Juliet against a backdrop of the rivalry of two street gangs, the Sharks and the Jets, in New York of the 1950s. A young woman who is sister to the Sharks leader has her first taste of love with the former head of the Jets.

Based on a play by Arthur Laurents, it recounts the story of a young black soldier who has suffered a nervous breakdown and developed psychosomatic paralysis. Crippled by rage and trauma, his condition was induced by experiences encountered during a reconnaissance mission combined with a lifetime of racial discrimination. He may be able to walk again, but only if he can overcome his anger and frustrations.