The BETA have invaded Japan, and are advancing on Kyoto.  An alien vanguard breaks through the Japanese lines, and attacks Yui's supply base.  Badly outnumbered and cut off from support, she has no choice but to flee...
Don't let the enemy 
concentrate on Flight 3!
¡No permitan que el enemigo se 
concentre en el 3er pelotón!
¡No permitáis que el enemigo se 
concentre en el tercer pelotón!