An epic story of war and survival set in the legendary Gundam universe!

In the Universal Century year 0079, the space colony known as Side 3 proclaims independence as the Principality of Zeon and declares war on the Earth Federation. One year later, they are locked in a fierce battle for the Thunderbolt Sector, an area of space scarred by the wreckage of destroyed colonies.

The decisive battle between the Earth Federation and the Nanyang Alliance reaches its chaotic climax. Backed by a fleet of BIG-ZAM Mobile Armors, Anaheim Electronics has declared itself a new nation—Titans. Karla now has full control of the heavily damaged Solar Ray and still means to use it to wreak mass destruction. Daryl and Io, no longer in their original mobile suits, struggle through the fiery wreckage to stop her. The two rivals will come face-to-face at last, but only one will continue on to confront Karla...