Mariko Oshiro is not your average Tokyo cop. As the only female detective in the city's most elite police unit, she has to fight for every ounce of respect, especially from her new boss. While she wants to track down a rumored cocaine shipment, he gives her the least promising case possible. But the[...]

Detective Sergeant Mariko Oshiro has been promoted to Japan's elite Narcotics unit--and with this promotion comes a new partner, a new case, and new danger. The underboss of a powerful yakuza crime syndicate has put a price on her head, and he'll lift the bounty only if she retrieves an ancient iron[...]