Then Mr.Jellybrand had been obviously afraid.

He fancied, perhaps, that she too had been afraid.

He fancied, perhaps, that she was not mistress in her house, that she could be browbeaten by her sister and her nurse.
She smiled at him.

"There's no reason to be afraid, Mr.Jellybrand.

...
He's such a little dog." Then the dog smiled at her.
"Poor little thing," she said.