The doomed city of Romdo is an impenetrable would-be utopia where humans and robots coexist, and everything is under complete government control, or so it appears. While working on a mysterious murder case, Re-l Mayer, a female detective from the Intelligence Bureau, receives a foreboding message that something is going to "awaken." That night, she's attacked by a deformed super-being... what was this unidentified monster that attacked her, and who was the figure that came in between them? As Re-I attempts to unlock this spiraling mystery, a metaphysical battle cry leads her to the unknown outside world...