夺命飞凤 

An altercation between a group of girls out for the night and a gang of local punks leaves the punks vowing revenge. It comes in the form of the gang-rape of a young mute (Heather) and her older sister (Brenda) starts hunting the gang in turn - armed with bear traps and crossbow. A teenage vigilante seeks revenge on a group of violent thugs who raped her handicapped sister and killed her best friend.