[This is a little awkward.]

I cannot say I entirely understand everything that just happened but I do think I wasn't behaving like myself. [And with a frown, just a little nervous in adding this:] Or you were acting like yourself? I'd certainly hope this isn't you every day. [Unfortunately Yusuke is still blunt and to the point but he isn't as bad as he was before. It seems at least a little more polite.]