Kidou Senshi Z Gundam Gaiden: Advance of Z - Toki ni Aragaishi Mono  

Kidou Senshi Z Gundam Gaiden - Koku ni Aragaishi Mono

During the conflict known as the One Year War in the first Gundam series, which took place in UC 0079, eight years prior to Zeta Gundam's storyline, Van Asiliaino and his companions attempt to evade the war. Their lives take a significant turn when they encounter a specific soldier.