Key Animation
2199 AD. Yamato tried to leave behind the Large Magellanic Cloud galaxy, after receiving a "Cosmo Reverse System" at its destination, Iscandar. However, suddenly, it encounters a mysterious group at the edge of the Large Magellanic Cloud. The crew finds out that the group is called the "Gatlantis," and that its leader is the Gutaba expeditionary force commander who calls himself "Goran Dagaamu of Thunder." The commander demands that Yamato be handed over to him. Yamato, wanting to hurry to Earth, escapes the fray. However, Yamato is attacked by a devastating beam weapon called the "Flame Direct Attack Cannon" that can transcend space.
Animation
The Dematerialization Phenomenon, in which the real world becomes digital, has become a problem and must be resolved immediately. After hearing of this incident, Netto and Rockman left off after their father and Network Researcher, Yuuichirou. He also had found news of an invasion in the computer of the Trinity Brain trust company: 'The Earth itself will understand the way things stand in the cyber world'. In order to destroy the program causing the incident, Netto and Rockman have to go deep underground. But old enemies await them there, as well as new ones. As they fought each other, the vicious cyber-life, Nebula Grey, awakens. The Dematerialization Phenomenon will not be stopped unless Nebula Grey is defeated.
