In war-torn Japan, the Tokugawa Shogun, desperate to restore peace to his people, orders the assassination of the hostile warlords. A beautiful young woman is raised from birth with nine other orphans, to become an assassin. Her name is Azumi, the ultimate assassin.
The story takes place on a world 100 years in the future, a few years before Lisa and Lorna joined eX-D organization. The world where people drives computer-controlled electrically powered "AI cars" which automatically take you where you want to go. However, one AI car mysteriously start to run amok. Now Nina and Rei, as the main driver for ex-D organization have to solve the mystery behind the AI car with evil plot and trap awaiting for them...
Japanese detective Hayase is caught in the midst of a truck robbery on the way to the Seoul airport. Being forced to extend his stay and help identify the robbers, Hayase gets thrown into another situation -- as Japan's Foreign Minister is kidnapped before the upcoming Asian Summit. Is 72 hours enough?
