Year 2023. The expansion of the EXOFRAME has destroyed existing industries and has weakened the economies of developed countries, leading to chaos in the international order. No one can stop the conflicts and civil wars that have erupted around the world. The border dispute between Ecuador and Peru has grown large and now involves neighboring countries. The Peruvian Jungle Division's EXOFRAME Platoon came under heavy fire from the mysterious EXOFRAME unit while defending their Forward Operation Base, and was destroyed by snipers.