A routine live-fire exercise goes wrong, leaving a fleet of AI controlled helicopters flying above a refugee area, firing on anyone who comes near. And a mysterious and creepy man known as Gohda arrives to tell Section 9 how to handle it.
An assassination threat has been made against Prime Minister Kayabuki; Section 9 is called to serve as bodyguards Meanwhile, investigation on the Individual Eleven turns up some interesting history.
Plans have been leaked to terrorists that the plutonium recovered from the underground nuclear facility in Tokyo is to be moved. Section 9 is called in to ensure the plutonium reaches its destination, and Gohda is there again.
Togusa goes undercover at a hospital for patients with Closed Cyberbrain Syndrome, a hospital completely cut off from communication with the outside world. Disguised as a staff worker, he learns that the patients' unique conditions make them exceptional at programming and hacking defense barrier programs.
One of the Tachikomas decides to take a little stroll through the city. It meets a little girl, Miki, who is searching for her lost dog and it agrees to help her. On their journey, the Tachikoma finds a strange box. After the adventure with Miki is over and the Tachikoma returns home, the members of Section 9 discover the box, and find that within it is a movie theater that contains the Ghosts of all those who saw the movie. Will Motoko be the next victim?
In a briefing, Aramaki shows a photo of a girl who looks like Eka Tokura, the daughter of Tokura Electronics, who was kidnapped 16 years ago. But there's one problem--the photo was taken two days ago! When a team of special operatives was sent in, all contact was lost. Section 9 is assigned to go in and determine what's really going on.
The Chinese government contacts Section 9 to let them know that an assassin may have entered Japan to kill a famous reclusive millionaire. Despite their considerable efforts, however, Section 9 is unable to contact him to warn him, so they go directly to his residence. Unfortunately, a female cyborg assassin named Fem has arrived first. Now it's a showdown between the Major and Fem, and a man's life hangs in the balance.
The Major has become worried about the Tachikomas. It appears that their AIs have developed much more quickly and in ways that were not anticipated; they have begun speaking about their "individuality". Worried, the Major calls Batou to a meeting; the Tachikomas, having suspicions of their own, attempt to eavesdrop on their conversation. What will be the fate of Section 9's Tachikomas?