[Kyouya has a list. Of course, he has a list. Specific measurements of what he needs. And Kaoru, once inclined to wander, might hear a familiar voice. All friendly... in a "I will ruin you if you don't do what I say" way.]

I think you'll find, sir, that you have charged me for four barrels of lines when I have only purchased three. Might I ask you to run those figures again?