At some point in the near future gun and weapon control laws are deregulated by public order. Asia quickly becomes the epicenter of criminal activity in the world. In Yokohama City this violence becomes so extreme that the population drops as people try to escape the criminal element that remain. When The Jack Brothers murder Milly's husband and daughter in front of her, she vows revenge.
The story starts in the devastated rogue city of Yokohama, surrounded by rubble. After Milly killed Jack, the main villain from the first movie, and finally satisfied her thirst for revenge for the deaths of her husband and child, she seems to be on safe ground for the moment. But just as she starts to relax, she is targeted by strange guys. They are here to avenge Jack's death.
A fierce warrior (Miki Mizuno) becomes embroiled in a vicious cycle of vengeance.