The continent of Galatress is on the verge of another world war. The light to the fuse was when the Siegrin Principality invaded Heimsberg in Finnismark. This caused the the nations to divide into the axis and allies. While this was happening, Siegrin then had their sights on Chevalia. With their war machine moving westward, the allies prepared their defenses and retaliation.

Mods
Unfortunately the operator's mod is no longer available
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Music
Mrs. Krista Yoslav, Ace Combat Assault Horizon
Composer: Keiki Kobayashi

Gelb, Ace Combat Zero the Belkan Wars OST
Composer: Tetsukazu Nakanishi