"Sure," Harnel says, seeing that look in Methil's eye. He'll hang up his coat, and then take off the nearly invisible gloves on his hands. once the first glove is off, the magic stops working, and Harnel will return to his normal shape, his clothing adjusting to all for his tail and wings, as well as wrappings for his oddly shaped feet.
He'll take the glass with a smile and wait for Methil to fill it. He acts very casual about the whole thing.