Duke hears the splashing of someone entering the water after surfacing but before returning to an absent study of the clouds above. The knight shifts and makes sure to only be barely shoulders out of the water, regardless of how awkward it might be in terms of sitting, before shaking hair and water out of the way.

"This is not a problem, right?" There might be a hint of that hoarseness that the knight had been trying to avoid, but hopefully not much else. Its small tidbits of body shifting that keep anything terribly obvious about the pale body in the water from being seen by...

"Rin." Duke doesn't exactly know how these sorts of things ought to be worked....