You know that's not how that works, nii-san. [He's tired, and it shows a lot more easily around Rin than around anyone else, especially now when he's not getting his regular amounts of caffeine. Withdrawls are no fun for anyone.

He adds a few notes to the clipboard, and then...]

The next part of the exam is measurements. I need to check your height and weight. [Is. Is Rin taller than him now? Rin better not be taller than him now.

what is he going to do if rin is taller than him??????????]