Translation check on Re's line, I'm not sure she's saying that she's the one who've been betrayed or the opposite.
Hmm... For me, I understand it as "You've been betrayed".
Don't look back!For being betrayed.WITHDRAW!!What!? We're escaping by leaving you behind!?This is Admiral's decision!!All unit, withdraw!! Immediately, and as far as possible!!I feel sorry for you.