A joint training exercise between the Japanese Ground and Maritime Self-Defense Armies that takes place within the sealed sector of New Port City's Refugee District goes awry, putting the Asian refugees in danger. Section 9 Chief Aramaki takes the matter up with Kubota, his friend at the Ministry of Defense.

While there, Aramaki is approached by a man from the Cabinet Intelligence Service: Kazunoto Gouda. Acting as a representative for his superior, the Chief Cabinet Secretary, Gōda requests that Aramaki bring the full force of Section 9 to bear on the situation. There's just one catch...