Katherine makes an appointment to see Magnus Crome, the Lord Mayor of London.
She demands to know why Hester tried to kill her father. Also, she wants to know what MEDUSA is.
Crome dismisses her, telling her to "leave grown-up matters to those who understand them" (14.17).
Grown-up matters?! Katherine fumes about being dismissed because of her age. "We'll show him, Dog!" (14.20), she says, stomping out of the office. Um, Kathy, some advice, friend-to-friend: if you're worried about not being seen as a grown-up, don't talk to your dog in public. That would be the wolf you named Dog. 'Kay?