In Tokyo, a harmonious coexistence between humans and supernatural beings like elves, dwarves, and vampires is disrupted when a malevolent group known as 'Nine' emerges, aiming to harness the long-lost powers of dragons. To combat this threat, the police enlist the Special 7, a team of exceptional individuals with unique skills. During a bank heist turned hostage situation, rookie detective Seiji Nanatsuki crosses paths with Shiori Ichinose from Special 7, showcasing his unwavering morality and earning a spot on the elite team. Working alongside diverse species with extraordinary talents, Seiji navigates a world of unexpected challenges and vibrant personalities, all while tackling both ordinary crimes and the sinister schemes of Nine.