Goodbye Young Detective. Recently, detective all over have been disappearing, and Ling Ling fears that Narutaki may be the next in line. Her fears are correct, and the vigilante called Justice comes to Steam City with but a single goal in mind: to eliminate the worlds detectives, and Narutaki is the next target. In order to keep him safe, an escort is brought onboard to keep an eye out, but Justice may be closer than anyone ever imagined.