 In <unk> , two years after the events of 2nd <unk> , Public Security Section 9 is investigating a string of mysterious suicides by refugees from the Siak Republic . Chief <unk> conducts a raid to arrest the refugee dictator only to find him already dead . In retaliation , a Siak operative plans a terrorist attack with a <unk> virus . Batou is sent to intercept the Siak operative and encounters Kusanagi , who is conducting her own investigation . Before they can apprehend the operative , he dies while attacking them . Kusanagi takes a case of virus <unk> and warns Batou to stay away from the Solid State Society before leaving . 
