The frail-looking street vendor girl was actually a ruthless killer with blood on her hands. Years ago, her gambler father had abandoned her and her grandmother to escape his creditors. The creditor, Damien Chou, then turned his vengeance on the helpless girl, even ordering her to be sold. When Damien Chou later confronted the girl with a knife, in a desperate moment she fought back and killed him. It was only then that the bystanders realized the meek-looking girl was the real culprit behind th