The diligent officers of the Bokuto Traffic Corps return to action, but this time their concerns stretch far beyond routine traffic violations. During a standard arrest, they uncover a clandestine document that contains step‑by‑step instructions for terrorists to erase Tokyo from the map. The precinct itself becomes a target as bloodthirsty murderers pursue the information, and the rogue who authored the plan is also in pursuit. Will Miyuki and Natsume rally their colleagues in time to protect themselves and the city?