It borrows from Romeo and Juliet. But sadly none of the good parts.
If you were to have to summarize the story what would you say?
Do not refer to other stories.
Just what this song and dance number is.
Huh. Its got the setup, the feuding “families”, morphed into ethnic sides and gangs. Its got the star-crossed lovers crossing the line. Its got Mercutio and Tybalt, its got the balcony scene, etc and etc.