Yuu-san goes on a rampage in the skura-infested area of the place in space. Also, flashback into her past. In a war-raging past Cellaria saved Yuu. Also, Yuu is Shin's sister, but back to the present...
The great confrontation... doesn't work! Bullets don't kill Cellaria.
Yuu is captured, but it's a short capture. Shin frees Yuu; they escape.
Karen & Co fend off enemies as they escape and make it to safety. Shin is infected, but it turns out the mysterious girl they found back in ep 7 can heal or null the effect, or something like that. Whazzat? Next episode!