Moreover the dog was changed.

He was blessed with a shiny black coat, but now this coat sparkled in the sunlight, like the Lady Yva's hair.
"The Glittering Lady is all very well, but I'm not sure that I care for a glittering dog.

It doesn't look quite natural," said Bastin, contemplating him.
"Why does Tommy shine, Lady ?" I asked.
"Because I washed him in certain waters that we have, so that now he looks beautiful and smells sweet," she answered, laughing.
It was true, the dog did smell sweet, which I may add had not always been the case with him, especially when there were dead fish about.

Also he appeared to have been fed, for he turned up his nose at the bits we had saved for his breakfast.
"He has drunk of the Life-water," explained Yva, "and will want no food for two days." Bickley pricked up his ears at this statement and looked incredulous.
"You do not believe, O Bickley," she said, studying him gravely.
"Indeed, you believe nothing.

You think my father and I tell you many lies.