For the last 2 months the members of #4 security service at the Metropolitan Police Department attempts to discover the identity of the criminal responsible for targeting Japan's Chief Cabinet Secretary. The members also carry out their daily missions.
Inoue Kaoru is tormented by his distrust of Ogata Soichiro. Meanwhile, the chief secretary of the ruling party Date Kunio and elite bureaucrats have a secret meeting. To uncover Ogata's next move, who