In a neon-lit city of secrets, Riku Hayami is the “Phantom”—a trench-coated vigilante solving the cases the cops won’t touch. When he crosses paths with Aoi Minami, a relentless reporter searching for her missing brother, the two are pulled into a deadly conspiracy. As danger closes in, they must navigate crime, corruption, and the sparks between them—because in this city, trust can kill.