‘A secret place,’ Vetty said mysteriously.
‘There’s no such place,’Meri laughed.
‘Of course there is,’ Vetty said. ‘Everyone knows there are secret waters, undiscovered places and hidden cities. You know, like the one mermaid spies live in.’
‘Pah!’ Meri said, desperately trying to be casual. ‘Mermaid spies aren’t real. I don’t know where you heard that but mermaid spies are not a thing.’