...it is strange that they would send us away when we are supposed to fight for them. [ It doesn't make any sense to him. Still all this talk about leaving and goodbyes makes his mood just a bit more dour. It can't be helping Sousei's current state either. How careless of him to carry on like this. He feels somewhat guilty even if Sousei isn't showing any problems with discussing it. He'll bow his head at Sousei then. ]

...I am sorry. We should not be talking about such things right now. [ It wasn't in good taste. ]

I was going to make some tea...would like some, Sousei-san?