Liane Moriarty: ‘I was wondering, “How is everyone on this plane going to die?”’

And so we stroll, as the New York Times bestseller has done regularly for many years, along The Esplanade bordering Balmoral Beach. It is a postcard-picturesque place of towering Moreton bay figs, azure water and yellow sand that is as quintessentially Sydney as the Opera House or Harbour Bridge.