During time of war refusal of a lawful order from your superior officer results in court martial and execution if not summary execution.
From the last page, this looks like training. Although insubordination in time of war can be a capital offense, on the training ground it's more likely punished by the DI kicking your ass.
Akebono.Get over here. Follow me....Well, we still have some time before the scheduled time, don't we?Fueh!?
Just where did......Well then, there's still some time to spare,Wai...Tch!!
...N-nothing in particular...Inazuma, Akebono found.
Stay where you are, finish the preparations and be on standby until the scheduled time.Alright, end of radio transmission, till the start of the operation then.Just what are you doing in a place like that?