West Side Story is a classic musical that tells the story of two rival gangs, the Sharks and the JETS, in New York City. The Sharks are a Puerto Rican gang led by Bernardo, while the JETS are a white gang led by Riff. Both gangs battle for control of the city's West Side. The Sharks and the JETS have a long-standing rivalry that eventually leads to tragedy. The musical is a timeless classic that has been adapted into a movie, a Broadway show, and a ballet.