'' Insiang '' ( 1976 ) was the first Philippine film ever shown at the Cannes Film Festival . It is considered to be one of Brocka 's best films &mdash; some say his masterpiece . The film centers on a young woman named Insiang who lives in the infamous Manila slum area , Tondo . It is a Shakespearean tragedy that deals with Insiang 's rape by her mother 's lover , and her subsequent revenge
Cannes Film Festival
1978 Cannes Film Festival
Lino Brocka