He does love it. Robin can feel it in the subtleties of the dragon's body language. Just a little lazier and more forward as Robin feeds him little bits of what he wants.

He dresses it up like compromise. "I don't know about you, but it feels like my eyes couldn't focus on another word if they tried... What about a break first?"

And then they can diligently get back to work, of course. He bumps Robin's knee again--much more companionable and coaxing this time--with the leg trapped between both of his.