I need an exposition idea rly fast! Gang story?

Ok so i gotta write a tragedy and im doin it bout this guy named antwon who is in love wit a girl from a rival gang (named connie) and i got a risin action but i cant think of an exposition! like how to start it you know? so can someone help me get an idea of what to write for the 1st 2 pages that would make the reader like the character antwon