Sidestory Of Gundam Zeta summary: This work is depicted as an "if story" (alternative storyline) of the main Zeta Gundam series. Char Aznable, a captain in the Principality of Zeon, was forced to assist and join the Titans after the One Year War when his sister Artesia was taken hostage by them. His main mission was to hunt down the remnants of Zeon.