Lynn (Shu Qi) and Sue (Vicky Zhao Wei) are two stunningly attractive sisters with a profession unlike any other. They are smart, sexy, and downright dangerous. These two are the coolest "hit women" in town and it seems nothing can get in their way until a tough and beautiful detective, Hong (Karen Mok), gets dangerously close to their trail. Non-stop martial arts action ensues when Lynn and Sue get up close and personal with the law.