The city of Osaka is under Siege! Takane finds herself against a wall unable to defend the lives she's sworn to protect. With Meg serving as bait, Sei finds herself on a short leash dealing with the newest gun in town. Meanwhile, Meg and Jo are sent to stop a cold-blooded killer, but something unexpected occurs. Jo begins to suffer mind-breaking visions. Suddenly a routine exercise with Leo and Jango becomes a fight for survival as a violent attack leads Jo face to face with a ghostly warrior staring her down for the duel of a lifetime.