Yui is trapped in the abandoned supply base, and the BETA have broken through the defense lines.  With no hope of escape, she attempts to destroy the prototype cannon to keep it from falling into the wrong hands...
Well, the Soviets left this place in a 
hurry, so some kind of human error probably.
Bueno, ya que el ejército 
soviético huyó apresuradamente,
Bueno, ya que el ejército 
soviético huyó apresuradamente,
Os soviéticos saíram às pressas, então devem ter cometido algum tipo de erro.