Theme of the episode perhaps?

Experimental weapon for Yuuya is a railgun.

Should I say it’s realistic that there still so much competition among countries even in times of potential world annihilation?

Yui has certainly opened up to Yuuya since the last episode.

Memories of dead friends probably haunt every soldier that survives.

There’s alot of animosity even among Soviet comrades (apparently the Russians escaped to Alaska and the rest.. were conscripted to the frontlines).

Big battle potentially next episode, the team gets to go with the aces of the Soviet Frontline.

So she was the leader of those delinquents…

Well Zhar Batallion’s philosophy is

Seems like this episode was more setup for next week than anything, but we did get tons of character development as well as details on the frontline.