When drugs, graft and the illegal sex trade come together, the outcome can be deadly; especially in ancient Edo, where the law is dictated by he who wields the strongest sword. That's why Yasaburo, a mere commoner, spends all his spare time practicing and refining his prowess with a blade. But when Yasaburo comes to the aid of a woman he believes to be a prostitute, he soon learns that there are more kinds of weapons than he'd ever imagined... For the woman is actually Rin, a female ninja enforc...