Esther gives her a short nod. ‘So, let me get this straight,’ she says, her tone returned to classic pointed, slightly disbelieving Esther. ‘You two were never together? And you two are now together. And you two aren’t back together, but are friends again? And I’m terribly sorry, but I don’t actually know who you are.’ ‘Oh, I’m Ambrose, the flatmate. I’m here for moral support,’ they say. ‘But yes, that sounds about right.’ ‘Naturally,’ she says, a little bemused. ‘It’s like the end of a key party.’