Protecting Haruka from Ex Solid has gotten Mamoru involved in an even more sinister plot, organized by the terrorist group known as the Plunderers. The swordsman's reckless tactics generate results, but they have also attracted the attention of the terrorists' leader, Edge Turus. Mamoru's allies in the Wall and the very people who hired him begin to fear that Mamoru's methods are too extreme and could endanger those around him, including Haruka herself. Meanwhile, the police are connecting the dots between Haruka's abduction and the recent string of attacks. As they and Edge close in, it may only be a matter of time before Mamoru has nowhere to run!