Details the workings of a mysterious assassination organization, (codenamed: Naked Weapon), led by its globally feared and master assassin, Fiona Birch. It essays the modus operandi of Fiona where she assassinates a crime mob boss and his mooks. A trained assassin, she violently breaks the spine of a fat mob boss using the infamous Deadly Spine Rip technique.
40 13 y.o. girls are kidnapped and the next 6 years forcefully trained to be sexy assassins. The survivors go on to be top int'l assassins known as China dolls. A CIA agent's on track of them.