Without warning, his hand shoots out, grabbing hold of the chain and giving it a firm tug. Not enough to really hurt; just to choke him up a bit.

"This sort of tea requires milk." He says calmly, releasing the chain as if nothing had happened. "Go get some from the fridge. A little bit will do."

Not that he really think Shinjirou had done anything wrong. Jade is not unreasonable; he knows that it's unlikely for someone like Shinjirou to be familiar with the minutiae of tea preparation. This is just another test. An experiment, to see how Shinjirou reacts to being tugged around, and how he responds to corrections.